Update actions/cache to v4

Author: lcartey

.github/workflows/code-scanning-pack-gen.yml

@@ -46,7 +46,7 @@ jobs:
 
       - name: Cache CodeQL
         id: cache-codeql
-        uses: actions/cache@v2.1.3
+        uses: actions/cache@v4
         with:
           path: ${{ github.workspace }}/codeql_home
           key: codeql-home-${{ matrix.os }}-${{ matrix.codeql_cli }}-${{ matrix.codeql_standard_library }}

.github/workflows/codeql_unit_tests.yml

@@ -57,7 +57,7 @@ jobs:
 
       - name: Cache CodeQL
         id: cache-codeql
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           # A list of files, directories, and wildcard patterns to cache and restore
           path: ${{github.workspace}}/codeql_home

.github/workflows/standard_library_upgrade_tests.yml

@@ -50,7 +50,7 @@ jobs:
 
       - name: Cache CodeQL
         id: cache-codeql
-        uses: actions/cache@v2.1.3
+        uses: actions/cache@v4
         with:
           # A list of files, directories, and wildcard patterns to cache and restore
           path: ${{github.workspace}}/codeql_home

.github/workflows/tooling-unit-tests.yml

@@ -52,7 +52,7 @@ jobs:
 
       - name: Cache CodeQL
         id: cache-codeql
-        uses: actions/cache@v2.1.3
+        uses: actions/cache@v4
         with:
           path: ${{ github.workspace }}/codeql_home
           key: codeql-home-${{ matrix.os }}-${{ matrix.codeql_cli }}-${{ matrix.codeql_standard_library }}

.github/workflows/verify-standard-library-dependencies.yml

@@ -53,7 +53,7 @@ jobs:
 
       - name: Cache CodeQL
         id: cache-codeql
-        uses: actions/cache@v2.1.3
+        uses: actions/cache@v4
         with:
           # A list of files, directories, and wildcard patterns to cache and restore
           path: ${{github.workspace}}/codeql_home