Allow slow-tests-issue workflow to skip on script failure

Add continue-on-error: true to the script step to prevent the entire
workflow from failing when the script encounters an error. This allows
the scheduled workflow to complete successfully even if the script fails.

Author: williambdean

.github/workflows/slow-tests-issue.yml

@@ -6,7 +6,7 @@ name: Slow Tests Issue Body
 on:
   workflow_dispatch:
   schedule:
-    - cron: '0 */6 * * *'
+    - cron: "0 */6 * * *"
 
 permissions:
   issues: write
@@ -24,6 +24,7 @@ jobs:
         with:
           python-version: "3.11"
       - name: Trigger the script
+        continue-on-error: true
         working-directory: scripts/slowest_tests
         shell: zsh {0}
         run: source update-slowest-times-issue.sh