Update main.yml

Updating action dependencies

.github/workflows/main.yml

@@ -16,7 +16,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Configure staging build
         run: sed -i 's/https:\/\/rism\.info/https:\/\/stage\.rism\.info/g' _config.yml
         if: endsWith(github.ref, '/staging')
@@ -26,7 +26,7 @@ jobs:
           sudo apt install openresolv wireguard
 
       # Use GitHub Actions' cache to shorten build times and decrease load on servers
-      - uses: actions/cache@v2.1.0
+      - uses: actions/cache@v3
         with:
           path: vendor/bundle
           key: ${{ runner.os }}-gems-${{ hashFiles('**/Gemfile.lock') }}-v2
@@ -37,7 +37,7 @@ jobs:
       - uses:  lemonarc/[email protected]
 
       # Build the lunr index with node
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v3
         with:
           node-version: '16'
       - run: |