chore(github): build x86_64-unknown-linux-gnu release binary on ubuntu-22.04

Author: kkovaacs

.github/workflows/release.yml

@@ -29,7 +29,7 @@ jobs:
             matrix:
               include:
                 - target: x86_64-unknown-linux-gnu
-                  os: ubuntu-20.04
+                  os: ubuntu-22.04
                 - target: x86_64-apple-darwin
                   os: macos-latest
                 - target: aarch64-apple-darwin