cleanup: bump Go actions to v5, set version to1.21

Signed-off-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

Author: kbdharun

.github/workflows/go-pr.yml

@@ -16,9 +16,9 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Set up Go
-      uses: actions/setup-go@v4
+      uses: actions/setup-go@v5
       with:
-        go-version: 1.19
+        go-version: 1.21
 
     - name: Install build dependencies
       run: |

.github/workflows/go.yml

@@ -15,9 +15,9 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Set up Go
-      uses: actions/setup-go@v4
+      uses: actions/setup-go@v5
       with:
-        go-version: 1.19
+        go-version: 1.21
 
     - name: Install build dependencies
       run: |

.github/workflows/goreleaser.yml

@@ -14,9 +14,9 @@ jobs:
         with:
           fetch-depth: 0
       - name: Set up Go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v5
       - name: Run GoReleaser
-        uses: goreleaser/goreleaser-action@v4
+        uses: goreleaser/goreleaser-action@v5
         with:
           # either 'goreleaser' (default) or 'goreleaser-pro'
           distribution: goreleaser
@@ -35,9 +35,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up Go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v5
         with:
-          go-version: 1.19
+          go-version: 1.21
 
       - name: Install build dependencies
         run: |