Unit test update

.github/workflows/unit_tests.yml

@@ -6,23 +6,16 @@ on:
   pull_request:
     branches: [ main ]
 
-runs:
-  using: 'node20'
+jobs:
   build:
     name: Build & Run Tests
     runs-on: ubuntu-latest
 
-    strategy:
-      matrix:
-        node-version: [18.x]
-
     steps:
     - uses: actions/checkout@v2
 
-    - name: Use Node.js ${{ matrix.node-version }}
+    - name: Use Node.js
       uses: actions/setup-node@v2
-      with:
-        node-version: ${{ matrix.node-version }}
 
     - name: Install Dependencies
       run: npm install