update ubuntu runner from 20 to latest (#1407)

Author: mkuznyetsov

.github/workflows/code-coverage.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   coverage-report:
     name: Check Code Coverage
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     -
       name: Set up Go 1.x

.github/workflows/devtools-image-build.yml

@@ -23,7 +23,7 @@ jobs:
 
   build-devtools-img:
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     outputs:
       git-sha: ${{ steps.git-sha.outputs.sha }}

.github/workflows/next-build.yml

@@ -25,7 +25,7 @@ concurrency:
 jobs:
 
   build-next-imgs:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     outputs:
       git-sha: ${{ steps.git-sha.outputs.sha }}

.github/workflows/pr.yml

@@ -7,7 +7,7 @@ on:
 jobs:
   go:
     name: Check sources
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     env:
       OPERATOR_SDK_VERSION: v1.8.0
     steps:

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
     env:
       OPERATOR_SDK_VERSION: v1.8.0
       OPM_VERSION: v1.19.5
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Set up Go 1.x
         uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4.1.0