Disallow submodules

Workflow runs for Disallow submodules

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8367:Pull request#16460openedbygoogle-admin
  lsc-1771420207.6246731

  Feb 18, 20269s
  More actions for workflow run 8367

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8366:Pull request#16454openedbygoogle-admin
  lsc-1771412641.5382416

  Feb 18, 202610s
  More actions for workflow run 8366

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8365:Pull request#16435openedbygoogle-admin
  lsc-1771382975.2443132

  Feb 18, 20267s
  More actions for workflow run 8365

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8364:Pull request#16434openedbygoogle-admin
  lsc-1771382144.2185423

  Feb 18, 202612s
  More actions for workflow run 8364

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8363:Pull request#16427openedbygoogle-admin
  lsc-1771377502.7355301

  Feb 18, 20268s
  More actions for workflow run 8363

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8362:Pull request#16425openedbygoogle-admin
  lsc-1771374901.5956743

  Feb 18, 20268s
  More actions for workflow run 8362

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8361:Pull request#16424openedbygoogle-admin
  lsc-1771374866.2710369

  Feb 18, 202611s
  More actions for workflow run 8361

• Refactor Github Action per b/485167538

  completed successfully:
  Disallow submodules#8360:Pull request#16422openedbygoogle-admin
  lsc-1771373703.3335006

  Feb 18, 20268s
  More actions for workflow run 8360