ci: macos-12 (#551)

Author: lwshang

.github/workflows/e2e.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ macos-latest, ubuntu-latest ]
+        os: [ macos-12, ubuntu-latest ]
         dfx: [ '0.8.4', '0.9.2', '0.10.1', '0.11.1' ]
 
     steps:

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
             target: x86_64-unknown-linux-musl
             binary_path: target/x86_64-unknown-linux-musl/release
             binary_files: icx
-          - os: macos-latest
+          - os: macos-12
             name: macos
             target: x86_64-apple-darwin
             binary_path: target/x86_64-apple-darwin/release

.github/workflows/shellcheck.yml

@@ -14,8 +14,8 @@ on:
 
 jobs:
   check_macos:
-    # ubuntu-latest has shellcheck 0.4.6, while macos-latest has 0.7.1
-    runs-on: macos-latest
+    # ubuntu-latest has shellcheck 0.4.6, while macos-12 has 0.7.1
+    runs-on: macos-12
     steps:
       - uses: actions/checkout@v4
       - name: Install shellcheck