Update actions to use NodeJS 20

Author: KyleMayes

.github/workflows/cache.yml

@@ -20,11 +20,11 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache LLVM and Clang
         id: cache-llvm
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             C:/Program Files/LLVM

.github/workflows/test.yml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install LLVM and Clang
         uses: ./