Review: simplify the YAML for PWT command test workflow

Author: LEGIO-SEXTA-FERRATA

.github/workflows/TestPWTCommands.yml

@@ -34,17 +34,6 @@ jobs:
 
       - name: Setup pnpm
         uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda #v4.1.0
-        if: matrix.node == 16
-        with:
-          version: 8
-      - name: Setup pnpm
-        uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda #v4.1.0
-        if: matrix.node == 18
-        with:
-          version: 10
-      - name: Setup pnpm
-        uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda #v4.1.0
-        if: matrix.node == 20
         with:
           version: 10