ci: stop testing with golang 1.20.x.

Signed-off-by: Krisztian Litkey <krisztian.litkey@intel.com>

Author: klihub

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v5
         with:
-          go-version: 1.20.x
+          go-version: 1.21.x
 
       - name: Set env
         shell: bash
@@ -43,7 +43,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: 1.20.x
+          go-version: 1.21.x
 
       - name: Set env
         shell: bash
@@ -85,7 +85,7 @@ jobs:
 
     strategy:
       matrix:
-        go: [1.20.x, 1.21.x, 1.22.3]
+        go: [1.21.x, 1.22.3]
 
     steps:
       - uses: actions/checkout@v4