Only run LLVM 15 and later

Author: pvdrz

.github/workflows/bindgen-tests.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        llvm_version: [13, 14, 15, 16, 17, 18]
+        llvm_version: [16, 17, 18]
 
     steps:
       - uses: actions/checkout@v4