[WIP] Bump go version to 1.16.0 in CI scripts

[ilya-zuyev]

This PR updates GitHub Actions and Jenkins scripts to use go 1.16.0

[k8s-ci-robot]

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[ilya-zuyev]

/ok-to-test

[ilya-zuyev]

Merged to #10691 branch

[minikube-pr-bot]

kvm2 Driver
Times for minikube: 74.6s 70.1s 68.6s
Average time for minikube: 71.1s

Times for Minikube (PR 10706): 70.5s 68.7s 71.9s
Average time for Minikube (PR 10706): 70.4s

Averages Time Per Log

+--------------------------------------------+----------+---------------------+
|                    LOG                     | MINIKUBE | MINIKUBE (PR 10706) |
+--------------------------------------------+----------+---------------------+
| * minikube v1.18.0 on Debian               | 0.0s     | 0.0s                |
| 9.11 (kvm/amd64)                           |          |                     |
| * Using the kvm2 driver based              | 0.0s     | 0.0s                |
| on user configuration                      |          |                     |
| * Starting control plane node              | 0.0s     | 0.0s                |
| minikube in cluster minikube               |          |                     |
| * Creating kvm2 VM (CPUs=2,                | 43.3s    | 43.7s               |
| Memory=3700MB, Disk=20000MB)               |          |                     |
| ...                                        |          |                     |
| * Preparing Kubernetes v1.20.2             | 17.1s    | 2.2s                |
| on Docker 20.10.3 ...                      |          |                     |
|   - Generating certificates                | 1.5s     | 4.4s                |
| and keys ...                               |          |                     |
|   - Booting up control plane               | 5.6s     | 16.0s               |
| ...                                        |          |                     |
|   - Configuring RBAC rules ...             | 0.9s     | 1.6s                |
| * Verifying Kubernetes                     | 0.1s     | 0.1s                |
| components...                              |          |                     |
|   - Using image                            | 1.7s     | 1.6s                |
| gcr.io/k8s-minikube/storage-provisioner:v4 |          |                     |
| * Enabled addons:                          | 0.5s     | 0.7s                |
| storage-provisioner,                       |          |                     |
| default-storageclass                       |          |                     |
| * Done! kubectl is now                     | 0.0s     | 0.0s                |
| configured to use "minikube"               |          |                     |
| cluster and "default"                      |          |                     |
| namespace by default                       |          |                     |
+--------------------------------------------+----------+---------------------+

docker Driver
Times for minikube: 27.4s 27.4s 26.2s
Average time for minikube: 27.0s

Times for Minikube (PR 10706): 26.9s 26.7s 26.6s
Average time for Minikube (PR 10706): 26.7s

Averages Time Per Log

+--------------------------------------------+----------+---------------------+
|                    LOG                     | MINIKUBE | MINIKUBE (PR 10706) |
+--------------------------------------------+----------+---------------------+
| * minikube v1.18.0 on Debian               | 0.2s     | 0.2s                |
| 9.11 (kvm/amd64)                           |          |                     |
| * Using the docker driver                  | 0.1s     | 0.1s                |
| based on user configuration                |          |                     |
| * Starting control plane node              | 0.1s     | 0.1s                |
| minikube in cluster minikube               |          |                     |
| * Creating docker container                | 10.0s    | 9.7s                |
| (CPUs=2, Memory=3700MB) ...                |          |                     |
| * Preparing Kubernetes v1.20.2             | 15.2s    | 15.7s               |
| on Docker 20.10.3 ...                      |          |                     |
| * Verifying Kubernetes                     | 0.1s     | 0.1s                |
| components...                              |          |                     |
|   - Using image                            | 1.2s     | 0.8s                |
| gcr.io/k8s-minikube/storage-provisioner:v4 |          |                     |
| * Enabled addons:                          | 0.1s     | 0.1s                |
| storage-provisioner,                       |          |                     |
| default-storageclass                       |          |                     |
| * Done! kubectl is now                     | 0.0s     | 0.0s                |
| configured to use "minikube"               |          |                     |
| cluster and "default"                      |          |                     |
| namespace by default                       |          |                     |
+--------------------------------------------+----------+---------------------+