Update cache action to v4 in workflow files

Author: jeffreylanters

.github/workflows/publish-module.yml

@@ -23,7 +23,7 @@ jobs:
           registry-url: https://registry.npmjs.org
       # Cache Node Module Dependencies
       - name: Cache Node Module Dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: "module/node_modules"
           key: nodemodules-${{ runner.os }}-${{ hashFiles('module/package-lock.json') }}

.github/workflows/validate-documentation.yml

@@ -25,7 +25,7 @@ jobs:
           registry-url: https://registry.npmjs.org
       # Cache Node Module Dependencies
       - name: Cache Node Module Dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: "documentation/node_modules"
           key: nodemodules-${{ runner.os }}-${{ hashFiles('documentation/package-lock.json') }}

.github/workflows/validate-module.yml

@@ -21,6 +21,12 @@ jobs:
         with:
           node-version: 16
           registry-url: https://registry.npmjs.org
+      # Cache Node Module Dependencies
+      - name: Cache Node Module Dependencies
+        uses: actions/cache@v4
+        with:
+          path: "module/node_modules"
+          key: nodemodules-${{ runner.os }}-${{ hashFiles('module/package-lock.json') }}
       # Install Dependencies
       - name: Install Dependencies
         working-directory: module