Revert "feat(ci): switching to self-hosted runners (#133)" (#135)

This reverts commit a840571733.

.github/workflows/lint.yml

@@ -9,7 +9,7 @@ on:
 jobs:
   pre-commit-ci:
     name: Pre-Commit
-    runs-on: [self-hosted, Linux, x64]
+    runs-on: ubuntu-latest
 
     steps:
       - name: Check out the codebase

.github/workflows/test.yml

@@ -10,7 +10,7 @@ on:
 jobs:
   molecule:
     name: Molecule
-    runs-on: self-hosted
+    runs-on: macos-12
 
     strategy:
       matrix: