Chore: Update github actions to v4 (#108)

* update actions versions

* remove testing branch from on clause

.github/workflows/build-binary-artifacts.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: main
           fetch-depth: 0
@@ -65,7 +65,7 @@ jobs:
           fi
 
       - name: Upload Artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: always() 
         with:
           name: binary-artifacts

.github/workflows/sonarcloud.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Important to fetch all history for accurate blame information
       - name: Analyze Watcher with SonarCloud

.github/workflows/unit-testing.yml

@@ -8,32 +8,33 @@ on:
         - "lib/**"
         - "index.js"
         - "test/**"
+        - ".github/workflows/unit-testing.yml"
   pull_request:
     branches:
         - main
     paths:
         - "lib/**"
         - "index.js"
         - "test/**"
-
+        - ".github/workflows/unit-testing.yml"
 jobs:
   build_test:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Setup Node.js 
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
-        node-version: 18
+        node-version: "20.x"
     - name: Install app dependencies
       run: npm ci
     - name: Create .env file
       run: echo -e "WATCHER_COLLECTION=1\nWATCHER_API_BASE=url\nWATCHER_AUTHORITY=auth\nWATCHER_CLIENT_ID=clientId\nWATCHER_CLIENT_SECRET=secret" > .env
     - name: Run tests
       run: npm test
     - name: Upload coverage to github
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: ${{ always() }}
       with:
         name: coverage