chore(ci): update to ubuntu 22.04 (#20)

Author: Rushaway

.github/workflows/build.yml

@@ -30,7 +30,7 @@ jobs:
       matrix:
         os:
           - ubuntu-latest
-          - ubuntu-20.04
+          - ubuntu-22.04
           - windows-latest
 
         sm_version:
@@ -50,7 +50,7 @@ jobs:
           - os: ubuntu-latest
             os_short: linux
 
-          - os: ubuntu-20.04
+          - os: ubuntu-22.04
             os_short: oldlinux
 
           - os: windows-latest