Update pnpm/action-setup action to v6.0.4

Author: renovate[bot]

.github/actions/setup/action.yml

@@ -20,7 +20,7 @@ runs:
   using: 'composite'
   steps:
     - name: Install pnpm
-      uses: pnpm/action-setup@903f9c1a6ebcba6cf41d87230be49611ac97822e # v6.0.3
+      uses: pnpm/action-setup@26f6d4f2c533a43e6b5da0b4a5dd983f98f7b49a # v6.0.4
       with:
         run_install: false
     - name: Install Node.js (WITH cache)

.github/workflows/docs.yml

@@ -39,7 +39,7 @@ jobs:
           path: ember-api-docs-data
           persist-credentials: false
 
-      - uses: pnpm/action-setup@903f9c1a6ebcba6cf41d87230be49611ac97822e # v6.0.3
+      - uses: pnpm/action-setup@26f6d4f2c533a43e6b5da0b4a5dd983f98f7b49a # v6.0.4
         name: Install pnpm
         with:
           run_install: false

.github/workflows/smoke-test-app-template-updates.yml

@@ -45,7 +45,7 @@ jobs:
         with:
           node-version: 20
       - name: Setup pnpm
-        uses: pnpm/action-setup@903f9c1a6ebcba6cf41d87230be49611ac97822e # v6.0.3
+        uses: pnpm/action-setup@26f6d4f2c533a43e6b5da0b4a5dd983f98f7b49a # v6.0.4
       - name: Generate ember-test-app using classic blueprint
         run: |
           set -euo pipefail
@@ -88,7 +88,7 @@ jobs:
         with:
           node-version: 20
       - name: Setup pnpm
-        uses: pnpm/action-setup@903f9c1a6ebcba6cf41d87230be49611ac97822e # v6.0.3
+        uses: pnpm/action-setup@26f6d4f2c533a43e6b5da0b4a5dd983f98f7b49a # v6.0.4
       - name: Generate v2-app-template
         run: |
           set -euo pipefail