Disable LLVM 12 for a moment

Author: AlexDenisov

.github/workflows/ci-ubuntu-arm64.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - OS_VERSION: "20.04"
+          # - OS_VERSION: "20.04"
           - OS_VERSION: "22.04"
           - OS_VERSION: "24.04"
     name: Ubuntu ${{ matrix.OS_VERSION }}

.github/workflows/ci-ubuntu.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - OS_VERSION: "20.04"
+          # - OS_VERSION: "20.04"
           - OS_VERSION: "22.04"
           - OS_VERSION: "24.04"
     name: Ubuntu ${{ matrix.OS_VERSION }}

MODULE.bazel

@@ -73,7 +73,7 @@ mull_supported_llvm_versions = use_extension("//:mull_supported_llvm_versions.bz
 mull_supported_llvm_versions.configure(
     os_version_mapping = {
         "macos": ["16", "17", "18"],
-        "ubuntu:20.04": ["12"],
+        #"ubuntu:20.04": ["12"],
         "ubuntu:22.04": ["13", "14", "15"],
         "ubuntu:24.04": ["14", "15", "16", "17", "18"],
     },