chore(ci): upgrade Node.js version from 16 to 20 in workflows (#4427)

* chore(ci): upgrade Node.js version from 16 to 20 in workflows

* ci: upgrade Node.js to 20 and prevent template injection in test workflow

* fix(ci): correct bash variable syntax and add quotes to workflow steps

* chore(ci): upgrade Node.js version from 16 to 20 in workflows

Author: angelcaamal

.github/workflows/test.yaml

@@ -42,12 +42,12 @@ jobs:
         access_token_lifetime: 600s
     - uses: actions/setup-node@8f152de45cc393bb48ce5d89d36b731f54556e65 # v4.0.0
       with:
-        node-version: 16
+        node-version: 20
     - name: Get npm cache directory
       id: npm-cache-dir
       shell: bash
       run: echo "dir=$(npm config get cache)" >> ${GITHUB_OUTPUT}
-    - uses: actions/cache@0400d5f644dc74513175e3cd8d07132dd4860809 # v4
+    - uses: actions/cache@0400d5f644dc74513175e3cd8d07132dd4860809 # v4.2.4
       id: npm-cache
       with:
         path: ${{ steps.npm-cache-dir.outputs.dir }}
@@ -58,10 +58,14 @@ jobs:
       run: echo "MOCHA_REPORTER_OUTPUT=${{github.run_id}}_sponge_log.xml" >> $GITHUB_ENV
     - name: set testing env vars for scheduled run
       if: github.event.action == 'schedule'
+      env:
+        SUITE_NAME: ${{ inputs.name }}
       run: |
-        echo "MOCHA_REPORTER_SUITENAME=${{ inputs.name }}" >> $GITHUB_ENV
+        echo "MOCHA_REPORTER_SUITENAME=${SUITE_NAME}" >> $GITHUB_ENV
         echo "MOCHA_REPORTER=xunit" >> $GITHUB_ENV
     - name: Run Tests
-      run: make test dir=${{ inputs.path }}
       env:
         GOOGLE_SAMPLES_PROJECT: "long-door-651"
+        SAMPLE_PATH: ${{ inputs.path }}
+      run: make test dir="${SAMPLE_PATH}"
+