Revert "Add GitHub Action for golangci-lint (#5973)" (#6138)

This reverts commit 5fe5859c38.

Per #5973:

> we will eventually want to go back to doing this in boulder-tools, so it's easy
> to run the lints locally. But this is useful so we can unblock testing on go 1.18beta2.

.github/workflows/boulder-ci.yml

@@ -40,7 +40,7 @@ jobs:
         # Tests command definitions. Use the entire docker-compose command you want to run.
         tests:
           # Run ./test.sh --help for a description of each of the flags.
-          - "./t.sh --generate --make-artifacts"
+          - "./t.sh --lints --generate --make-artifacts"
           - "./t.sh --integration"
           # Testing Config Changes:
           # Config changes that have landed in main but not yet been applied to

.github/workflows/golangci-lint.yml

@@ -1,26 +0,0 @@
-name: golangci-lint
-on:
-  # Triggers the workflow on push or pull request events but only for the main branch
-  push:
-    branches: 
-      - main
-      - release-branch-*
-  pull_request:
-    branches:
-      - '*'
-permissions:
-  contents: read
-  pull-requests: read
-jobs:
-  golangci:
-    name: lint
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/setup-go@v3
-      - uses: actions/checkout@v3
-      - name: golangci-lint
-        uses: golangci/golangci-lint-action@v2
-        with:
-          version: v1.46.2
-          args: --timeout 9m
-          only-new-issues: true