Fix minikube kubectl context switching

[BLasan]

fixes #10143

Before PR
minikube -p <profile_name> kubectl -- get ns returned the namespaces in the current context.

After PR
minikube -p <profile_name> kubectl -- get ns will return the namesapces in the given context(--profile).

[k8s-ci-robot]

Hi @BLasan. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[minikube-bot]

Can one of the admins verify this patch?

[BLasan]

@priyawadhwa Build fails. Could you please verify this patch ? I'm confused with this build failure. I hope it's not due to the changes I've made

[BLasan]

@medyagh @priyawadhwa Logs for make cross command in my local machine

$ make cross
GOOS="linux" GOARCH="amd64" \
go build -tags "" -ldflags="-X k8s.io/minikube/pkg/version.version=v1.17.1 -X k8s.io/minikube/pkg/version.isoVersion=v1.17.0 -X k8s.io/minikube/pkg/version.gitCommitID="01d47d614139220472a15b0ff39f36ac0e5a582e-dirty" -X k8s.io/minikube/pkg/version.storageProvisionerVersion=v4" -a -o out/minikube-linux-amd64 k8s.io/minikube/cmd/minikube
GOOS="darwin" GOARCH="amd64" \
go build -tags "" -ldflags="-X k8s.io/minikube/pkg/version.version=v1.17.1 -X k8s.io/minikube/pkg/version.isoVersion=v1.17.0 -X k8s.io/minikube/pkg/version.gitCommitID="01d47d614139220472a15b0ff39f36ac0e5a582e-dirty" -X k8s.io/minikube/pkg/version.storageProvisionerVersion=v4" -a -o out/minikube-darwin-amd64 k8s.io/minikube/cmd/minikube
GOOS="windows" GOARCH="amd64" \
go build -tags "" -ldflags="-X k8s.io/minikube/pkg/version.version=v1.17.1 -X k8s.io/minikube/pkg/version.isoVersion=v1.17.0 -X k8s.io/minikube/pkg/version.gitCommitID="01d47d614139220472a15b0ff39f36ac0e5a582e-dirty" -X k8s.io/minikube/pkg/version.storageProvisionerVersion=v4" -a -o out/minikube-windows-amd64 k8s.io/minikube/cmd/minikube
cp out/minikube-windows-amd64 out/minikube-windows-amd64.exe

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: BLasan, medyagh

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