Update repo settings (#517)

No need to duplicate everything here, since essentially same repo
settings used as in instrumentation repo.

Author: trask

docs/repository-settings.md

@@ -1,60 +1,4 @@
 # Repository settings
 
-(In addition
-to https://github.com/open-telemetry/community/blob/main/docs/how-to-configure-new-repository.md)
-
-## General > Pull Requests
-
-* Allow squash merging > Default to pull request title and description
-
-* Automatically delete head branches: CHECKED
-
-  So that bot PR branches will be deleted.
-
-## Actions > General
-
-* Fork pull request workflows from outside collaborators:
-  "Require approval for first-time contributors who are new to GitHub"
-
-  To reduce friction for new contributors
-  (the default is "Require approval for first-time contributors").
-
-## Branch protections
-
-(In addition
-to https://github.com/open-telemetry/community/blob/main/docs/how-to-configure-new-repository.md)
-
-### `main` and `release/*`
-
-* Require branches to be up to date before merging: UNCHECKED
-
-  PR jobs take too long, and leaving this unchecked has not been a significant problem.
-
-* Status checks that are required:
-
-  * EasyCLA
-  * required-status-check
-
-### `dependabot/**/*`
-
-* Require status checks to pass before merging: unchecked
-
-  So that dependabot can rebase its PR branches
-
-* Allow force pushes > Everyone
-
-  So that dependabot can rebase its PR branches
-
-* Allow deletions: CHECKED
-
-  So that dependabot PR branches can be deleted
-
-### `**/**`
-
-* Status checks that are required:
-
-  EasyCLA
-
-* Allow deletions: CHECKED
-
-  So that automation PR branches can be deleted
+Same as [opentelemetry-java-instrumentation repository settings](https://github.com/open-telemetry/opentelemetry-java-instrumentation/blob/main/docs/contributing/repository-settings.md#repository-settings),
+except that the branch protection rules for `v*` and `gh-pages` are not needed in this repository.