Now we are using ubuntu-20.04 since ubuntu-18.04 is deprecated

Author: MohitMaliFtechiz

Diff for: .github/workflows/pull_request.yml

@@ -9,7 +9,7 @@ jobs:
 
   build_job:
     name: Build Pull Request
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
       - uses: actions/checkout@v1

Diff for: .github/workflows/release.yml

@@ -12,7 +12,7 @@ on:
 jobs:
   publish:
 
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
       - uses: actions/checkout@v2