ci: pin release to ubuntu latest (foundry-rs#3835)

Author: mattsse

.github/workflows/docker-publish.yml

@@ -12,7 +12,7 @@ env:
 
 jobs:
     container:
-        runs-on: ubuntu-latest
+        runs-on: ubuntu-20.04
         # https://docs.github.com/en/actions/reference/authentication-in-a-workflow
         permissions:
             id-token: write

.github/workflows/release.yml

@@ -15,7 +15,7 @@ env:
 jobs:
     prepare:
         name: Prepare release
-        runs-on: ubuntu-latest
+        runs-on: ubuntu-20.04
 
         outputs:
             tag_name: ${{ steps.release_info.outputs.tag_name }}
@@ -79,14 +79,12 @@ jobs:
                     # The target is used by Cargo
                     # The arch is either 386, arm64 or amd64
                     # The svm target platform to use for the binary https://github.com/roynalnaruto/svm-rs/blob/84cbe0ac705becabdc13168bae28a45ad2299749/svm-builds/build.rs#L4-L24
-                    # Temporarily pin to `20.04` instead of `ubuntu-latest`, until ubuntu-latest migration is complete
-                    # See also <https://github.com/foundry-rs/foundry/issues/3827>
                     - os: ubuntu-20.04
                       platform: linux
                       target: x86_64-unknown-linux-gnu
                       arch: amd64
                       svm_target_platform: linux-amd64
-                    - os: ubuntu-latest
+                    - os: ubuntu-20.04
                       platform: linux
                       target: aarch64-unknown-linux-gnu
                       arch: arm64
@@ -215,7 +213,7 @@ jobs:
 
     cleanup:
         name: Release cleanup
-        runs-on: ubuntu-latest
+        runs-on: ubuntu-20.04
         needs: release
 
         steps: