workflows: make local roachtest jobs mandatory in GitHub Actions

Also disable the corresponding TC jobs plus the Linux build jobs, which
are no longer necessary with this change.

Epic: CRDB-8308
Release note: None

.github/bors.toml

@@ -12,6 +12,8 @@ status = [
        "linux_amd64_build",
        "linux_amd64_fips_build",
        "linux_arm64_build",
+       "local_roachtest",
+       "local_roachtest_fips",
        "macos_amd64_build",
        "macos_arm64_build",
        "windows_build",

.github/workflows/github-actions-essential-ci.yml

@@ -139,7 +139,7 @@ jobs:
       - name: clean up
         run: ./build/github/cleanup-engflow-keys.sh
         if: always()
-  EXPERIMENTAL_local_roachtest:
+  local_roachtest:
     runs-on: [self-hosted, basic_big_runner_group]
     steps:
       - uses: actions/checkout@v4
@@ -159,7 +159,7 @@ jobs:
       - name: clean up
         run: ./build/github/cleanup-engflow-keys.sh
         if: always()
-  EXPERIMENTAL_local_roachtest_fips:
+  local_roachtest_fips:
     runs-on: [self-hosted, basic_runner_group_fips]
     steps:
       - uses: actions/checkout@v4

build/teamcity/cockroach/ci/tests-aws-linux-arm64/local_roachtest.sh

@@ -1,5 +1,13 @@
 #!/usr/bin/env bash
 
-set -euo pipefail
+set -exuo pipefail
 
-source build/teamcity/cockroach/ci/tests/local_roachtest.sh
+dir="$(dirname $(dirname $(dirname $(dirname $(dirname "${0}")))))"
+
+source "$dir/teamcity-support.sh"  # For $root
+source "$dir/teamcity-bazel-support.sh"  # For run_bazel
+
+tc_start_block "Run local roachtests"
+BAZEL_SUPPORT_EXTRA_DOCKER_ARGS="-e LITERAL_ARTIFACTS_DIR=$root/artifacts -e COCKROACH_DEV_LICENSE -e BUILD_VCS_NUMBER -e TC_BUILD_ID -e TC_BUILD_BRANCH" \
+  run_bazel build/teamcity/cockroach/ci/tests/local_roachtest_impl.sh
+tc_end_block "Run local roachtests"