Disable 6.2 self-hosted build alone until next tag

Author: finagolfin

.github/workflows/pull_request.yml

@@ -32,10 +32,10 @@ jobs:
            #  build-type: 'docker'
            #  build-compiler: '1'
            #  runner: 'self-hosted'
-           #- swift-version: 'development'
-           #  build-type: 'docker'
-           #  build-compiler: '1'
-           #  runner: 'self-hosted'
+           - swift-version: 'development'
+             build-type: 'docker'
+             build-compiler: '1'
+             runner: 'self-hosted'
            - swift-version: 'swift-6.2-branch'
              build-type: 'docker'
              build-compiler: '0'