build: ui: setup-node v4.4.0 (#26826)

for actions/cache upgrade, specifically to account for
https://github.com/actions/toolkit/discussions/1890

.github/actions/setup-js/action.yml

@@ -7,17 +7,20 @@ description: install node and pnpm, and run pnpm install
 runs:
   using: composite
   steps:
+    # install pnpm itself, but do not install deps yet
     - name: Install PNPM
       uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda # v4.1.0
       with:
         run_install: false
 
+    # install appropriate node version, and point cache at pnpm
     - name: Setup node
-      uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
+      uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
       with:
         node-version-file: package.json
         cache: pnpm
 
+    # now that cache is properly configured, pnpm install the deps
     - name: PNPM install
       run: pnpm install
       shell: bash