build: remove separate go module cache step as its done by setup-go

.github/workflows/build.yml

@@ -168,14 +168,6 @@ jobs:
           printf "\n\nSystem environment:\n\n"
           env
 
-      - name: Go module cache
-        uses: actions/cache@v4
-        with:
-          path: ~/go/pkg/mod
-          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-          restore-keys: |
-            ${{ runner.os }}-go-
-
       - name: Build rclone
         shell: bash
         run: |
@@ -271,14 +263,6 @@ jobs:
         with:
           go-version: '>=1.22.0-rc.1'
 
-      - name: Go module cache
-        uses: actions/cache@v4
-        with:
-          path: ~/go/pkg/mod
-          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-          restore-keys: |
-            ${{ runner.os }}-go-
-
       - name: Set global environment variables
         shell: bash
         run: |