Update checkout action version (#2925)

Author: vladbailescu

.github/workflows/maven-deploy.yml

@@ -34,7 +34,7 @@ jobs:
 
       # Set up dependency cache
       - name: Cache local Maven repository
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}

.github/workflows/maven-release.yml

@@ -45,7 +45,7 @@ jobs:
 
       # Set up dependency cache
       - name: Cache local Maven repository
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}

.github/workflows/maven-test.yml

@@ -42,7 +42,7 @@ jobs:
 
       # Set up dependency cache
       - name: Cache local Maven repository
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.m2/repository
           key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}