[7.13.x](backport #1181) docs: document integrations in the proper README file

e2e/_suites/fleet/README.md

@@ -67,7 +67,6 @@ This is an example of the optional configuration:
 4. Install dependencies.
 
    - Install Go, using the language version defined in the `.go-version` file at the root directory. We recommend using [GVM](https://github.com/andrewkroh/gvm), same as done in the CI, which will allow you to install multiple versions of Go, setting the Go environment in consequence: `eval "$(gvm 1.15.9)"`
-   - Install integrations `make -C cli sync-integrations`
    - Install godog (from project's root directory): `make -C e2e install-godog`
 
 5. Run the tests.

e2e/_suites/metricbeat/README.md

@@ -62,6 +62,7 @@ This is an example of the optional configuration:
 4. Install dependencies.
 
    - Install Go, using the language version defined in the `.go-version` file at the root directory. We recommend using [GVM](https://github.com/andrewkroh/gvm), same as done in the CI, which will allow you to install multiple versions of Go, setting the Go environment in consequence: `eval "$(gvm 1.15.9)"`
+   - Install integrations `make -C cli sync-integrations`
    - Install godog (from project's root directory): `make -C e2e install-godog`
 
 5. Run the tests.