chore(deps): update actions/setup-python action to v6

Author: renovate[bot]

.github/workflows/handle-checkboxes.yml

@@ -15,7 +15,7 @@ jobs:
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
 
       - name: Set up Python
-        uses: actions/setup-python@v5.6.0
+        uses: actions/setup-python@v6.1.0
         with:
           python-version: "3.14.2"
 

.github/workflows/track-tags.yml

@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
 
       - name: Set up Python
-        uses: actions/setup-python@v5.6.0
+        uses: actions/setup-python@v6.1.0
         with:
           python-version: "3.14.2"
 

action.yml

@@ -76,7 +76,7 @@ runs:
   using: 'composite'
   steps:
     - name: Set up Python
-      uses: actions/setup-python@v5.6.0
+      uses: actions/setup-python@v6.1.0
       with:
         python-version: '3.14'