Merge pull request #512 from 2pk03/main

changed actions/cache to v4

Author: zkaoudi

.github/workflows/backend.yml

@@ -47,7 +47,7 @@ jobs:
           distribution: 'adopt'      
       - name: Install Protoc
         run: sudo apt install -y protobuf-compiler
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven

.github/workflows/codeql.yml

@@ -43,7 +43,7 @@ jobs:
           distribution: 'adopt'
       - name: Install Protoc
         run: sudo apt install -y protobuf-compiler
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven

.github/workflows/documentation.yml

@@ -49,7 +49,7 @@ jobs:
       - name: Install jekyll
         run: |
           sudo gem install jekyll bundler
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven