👷 Remove version in pnpm/action-setup@v4

Signed-off-by: Pascal Marco Caversaccio <pascal.caversaccio@hotmail.ch>

Author: pcaversaccio

.github/workflows/checks.yml

@@ -23,7 +23,6 @@ jobs:
       - name: Install pnpm
         uses: pnpm/action-setup@v4
         with:
-          version: latest
           run_install: false
 
       - name: Get pnpm cache directory path

.github/workflows/test-contracts.yml

@@ -26,7 +26,6 @@ jobs:
       - name: Install pnpm
         uses: pnpm/action-setup@v4
         with:
-          version: latest
           run_install: false
 
       - name: Get pnpm cache directory path