Fix typo in the comments.

Author: bader

llvm-spirv/lib/SPIRV/SPIRVWriter.cpp

@@ -2608,7 +2608,7 @@ SPIRVValue *LLVMToSPIRV::transIntrinsicInst(IntrinsicInst *II,
   case Intrinsic::dbg_label:
   case Intrinsic::trap:
     // llvm.trap intrinsic is not implemented. But for now don't crash. This
-    // change is pending the trap/abort intrisinc implementation.
+    // change is pending the trap/abort intrinsic implementation.
     return nullptr;
   default:
     if (BM->isSPIRVAllowUnknownIntrinsicsEnabled())