tmp: enable llvm-16 builder on PRs

Author: lqd

.github/workflows/ci.yml

@@ -58,6 +58,9 @@ jobs:
           - name: x86_64-gnu-llvm-15
             os: ubuntu-20.04-16core-64gb
             env: {}
+          - name: x86_64-gnu-llvm-16
+            os: ubuntu-20.04-16core-64gb
+            env: {}
           - name: x86_64-gnu-tools
             os: ubuntu-20.04-16core-64gb
             env: {}

src/ci/github-actions/ci.yml

@@ -324,6 +324,9 @@ jobs:
           - name: x86_64-gnu-llvm-15
             <<: *job-linux-16c
 
+          - name: x86_64-gnu-llvm-16
+            <<: *job-linux-16c
+
           - name: x86_64-gnu-tools
             <<: *job-linux-16c