set SHELL env for pnpm setup

Author: sksat

.github/workflows/pytest.yml

@@ -57,7 +57,7 @@ jobs:
     - name: setup pnpm
       run: |
         corepack enable
-        pnpm setup
+        env SHELL=bash pnpm setup
 
     - name: Cache C2A devtools
       id: cache-c2a-devtools

.github/workflows/validate-renovate.yml

@@ -17,7 +17,7 @@ jobs:
       - name: setup pnpm
         run: |
           corepack enable
-          pnpm setup
+          env SHELL=bash pnpm setup
 
       - name: install
         run: |