[PETOSS-829] gha fixes

Author: ryanNexus

.github/workflows/pr-health-check.yml

@@ -27,9 +27,7 @@ jobs:
               uses: actions/setup-node@v4
               with:
                 node-version: 20
-
-            - name: Update npm to latest
-              run: npm install -g npm@latest
+                cache: 'npm'
 
             - name: Install dependencies
               run: npm ci