Make CHATOPS_TOKEN available to the reusable slash command workflows

Author: AlanGreene

.github/workflows/chatops-retest.yml

@@ -11,3 +11,4 @@ jobs:
   retest:
     name: Rerun Failed Actions
     uses: tektoncd/plumbing/.github/workflows/_chatops_retest.yml@8441d6ffad5bf64f631ed0e67e46192fdedaca47
+    secrets: inherit

.github/workflows/slash.yml

@@ -13,3 +13,4 @@ jobs:
       issues: write # for peter-evans/slash-command-dispatch to create issue reaction
       pull-requests: write # for peter-evans/slash-command-dispatch to create PR reaction
     uses: tektoncd/plumbing/.github/workflows/_slash.yml@8441d6ffad5bf64f631ed0e67e46192fdedaca47
+    secrets: inherit