Fix cl::desc typos in aarch64-enable-dead-defs and arm-implicit-it. (llvm#106712)

Author: rjmansfield

llvm/lib/Target/AArch64/AArch64TargetMachine.cpp

@@ -98,7 +98,7 @@ static cl::opt<bool> EnableCollectLOH(
 static cl::opt<bool>
     EnableDeadRegisterElimination("aarch64-enable-dead-defs", cl::Hidden,
                                   cl::desc("Enable the pass that removes dead"
-                                           " definitons and replaces stores to"
+                                           " definitions and replaces stores to"
                                            " them with stores to the zero"
                                            " register"),
                                   cl::init(true));

llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp

@@ -79,7 +79,7 @@ enum class ImplicitItModeTy { Always, Never, ARMOnly, ThumbOnly };
 
 static cl::opt<ImplicitItModeTy> ImplicitItMode(
     "arm-implicit-it", cl::init(ImplicitItModeTy::ARMOnly),
-    cl::desc("Allow conditional instructions outdside of an IT block"),
+    cl::desc("Allow conditional instructions outside of an IT block"),
     cl::values(clEnumValN(ImplicitItModeTy::Always, "always",
                           "Accept in both ISAs, emit implicit ITs in Thumb"),
                clEnumValN(ImplicitItModeTy::Never, "never",