[llvm] [Hexagon] Fix typos discovered by codespell (NFC) (PR #126233)

[Brian Cain via llvm-commits]

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@@ -74,7 +74,7 @@ static cl::opt<bool> WarnSignedMismatch(
     cl::init(false));
 static cl::opt<bool> WarnNoncontigiousRegister(
     "mwarn-noncontigious-register",
-    cl::desc("Warn for register names that arent contigious"), cl::init(true));
+    cl::desc("Warn for register names that aren't contigious"), cl::init(true));
 static cl::opt<bool> ErrorNoncontigiousRegister(
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androm3da wrote:

It fixed "aren't" but it left "contigious"?  We should also s/contigious/contiguous/ while we're fixing typos.

https://github.com/llvm/llvm-project/pull/126233