chore: adds engines and volta pnpm update to package

and updates the github pnpm action.yaml accordingly

.github/actions/pnpm/action.yml

@@ -5,7 +5,7 @@ runs:
   steps:
     - uses: pnpm/[email protected]
       with:
-        version: 7
+        version: 7.32.5
     - uses: actions/setup-node@v3
       with:
         cache: 'pnpm'

package.json

@@ -49,7 +49,15 @@
       }
     }
   },
+  "engines" : {
+    "node": ">=16",
+    "pnpm": ">=7.24.2 <7.33.0"
+  },
+  "engines:comment": {
+    "pnpm": "Our lock file version is 6. PNPM 7.24.2 is the first PNPM version to support version 6 lock files. PNPM 7.33.0 adds support for version 6.1 lock files, so using it results in a `pnpm-lock.yaml` diff."
+  },
   "volta": {
-    "node": "18.16.0"
+    "node": "18.16.0",
+    "pnpm": "7.32.5"
   }
 }