Fix missing environment support and formatting for CI

Author: arjunr2

clang/lib/Basic/Targets.cpp

@@ -706,8 +706,8 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
           Triple, Opts);
 
       case llvm::Triple::Linux:
-      return std::make_unique<WALITargetInfo<WebAssembly32TargetInfo>>(Triple,
-                                                                       Opts);
+        return std::make_unique<WALITargetInfo<WebAssembly32TargetInfo>>(Triple,
+                                                                         Opts);
       case llvm::Triple::UnknownOS:
       return std::make_unique<WebAssemblyOSTargetInfo<WebAssembly32TargetInfo>>(
           Triple, Opts);

llvm/lib/TargetParser/Triple.cpp

@@ -375,6 +375,7 @@ StringRef Triple::getEnvironmentTypeName(EnvironmentType Kind) {
   case MuslSF:
     return "muslsf";
   case MuslX32: return "muslx32";
+  case MuslWALI: return "muslwali";
   case Simulator: return "simulator";
   case Pixel: return "pixel";
   case Vertex: return "vertex";