Update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/healthchecks_housekeeping.yaml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           path: main
           filter: "blob:none" #https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/

.github/workflows/list_nix_pkgs.yaml

@@ -15,7 +15,7 @@ jobs:
 
     steps:        
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           path: "main"
           filter: "blob:none" #https://github.blog/2020-12-21-get-up-to-speed-with-partial-clone-and-shallow-clone/