Update actions/setup-go action to v4 (prabirshrestha#1465)

Author: renovate[bot]

.github/workflows/linux_neovim.yml

@@ -57,7 +57,7 @@ jobs:
           key: ${{ runner.os }}-${{ env.VIM_LSP_GO_VERSION }}-${{ env.VIM_LSP_GOPLS_VERSION }}-${{ env.VIM_LSP_GOPLS_CACHE_VER }}-gopls
       - name: Install Go for gopls
         if: steps.cache-gopls.outputs.cache-hit != 'true'
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ env.VIM_LSP_GO_VERSION }}
       - name: Install gopls

.github/workflows/linux_vim.yml

@@ -55,7 +55,7 @@ jobs:
           key: ${{ runner.os }}-${{ env.VIM_LSP_GO_VERSION }}-${{ env.VIM_LSP_GOPLS_VERSION }}-${{ env.VIM_LSP_GOPLS_CACHE_VER }}-gopls
       - name: Install Go for gopls
         if: steps.cache-gopls.outputs.cache-hit != 'true'
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ env.VIM_LSP_GO_VERSION }}
       - name: Install gopls

.github/workflows/mac_neovim.yml

@@ -59,7 +59,7 @@ jobs:
           key: ${{ runner.os }}-${{ env.VIM_LSP_GO_VERSION }}-${{ env.VIM_LSP_GOPLS_VERSION }}-${{ env.VIM_LSP_GOPLS_CACHE_VER }}-gopls
       - name: Install Go for gopls
         if: steps.cache-gopls.outputs.cache-hit != 'true'
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ env.VIM_LSP_GO_VERSION }}
       - name: Install gopls

.github/workflows/mac_vim.yml

@@ -35,7 +35,7 @@ jobs:
           key: ${{ runner.os }}-${{ env.VIM_LSP_GO_VERSION }}-${{ env.VIM_LSP_GOPLS_VERSION }}-${{ env.VIM_LSP_GOPLS_CACHE_VER }}-gopls
       - name: Install Go for gopls
         if: steps.cache-gopls.outputs.cache-hit != 'true'
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ env.VIM_LSP_GO_VERSION }}
       - name: Install gopls

.github/workflows/windows_neovim.yml

@@ -56,7 +56,7 @@ jobs:
           key: ${{ runner.os }}-${{ env.VIM_LSP_GO_VERSION }}-${{ env.VIM_LSP_GOPLS_VERSION }}-${{ env.VIM_LSP_GOPLS_CACHE_VER }}-gopls
       - name: Install Go for gopls
         if: steps.cache-gopls.outputs.cache-hit != 'true'
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ env.VIM_LSP_GO_VERSION }}
       - name: Install gopls

.github/workflows/windows_vim.yml

@@ -58,7 +58,7 @@ jobs:
           key: ${{ runner.os }}-${{ env.VIM_LSP_GO_VERSION }}-${{ env.VIM_LSP_GOPLS_VERSION }}-${{ env.VIM_LSP_GOPLS_CACHE_VER }}-gopls
       - name: Install Go for gopls
         if: steps.cache-gopls.outputs.cache-hit != 'true'
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ env.VIM_LSP_GO_VERSION }}
       - name: Install gopls