chore: remove permissions blocks, will be set in reusable workflows

Signed-off-by: Charles Moore <122481442+moorec-aws@users.noreply.github.com>

Author: moorec-aws

.github/workflows/responded.yml

@@ -3,11 +3,6 @@ on:
     issue_comment:
         types: [created, edited]
 
-permissions:
-  issues: write
-  pull-requests: write
-  contents: read
-
 jobs:
     check-for-response:
         uses: OpenJobDescription/.github/.github/workflows/reusable_responded.yml@mainline

.github/workflows/stale_prs_and_issues.yml

@@ -4,11 +4,6 @@ on:
     # Run every hour on the hour
     - cron: '0 * * * *'
 
-permissions:
-  issues: write
-  pull-requests: write
-  contents: read
-
 jobs:
     check-for-stales:
         uses: OpenJobDescription/.github/.github/workflows/reusable_stale_prs_and_issues.yml@mainline