NFC: Fix trivial typos in comments
diff --git a/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp b/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp
index 64a955f..f95b1c9 100644
--- a/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp
+++ b/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp
@@ -73,7 +73,7 @@
   if (!ParameterSourceDeclaration->isThisDeclarationADefinition())
     return false;
 
-  // Assumption: if parameter is not referenced in function defintion body, it
+  // Assumption: if parameter is not referenced in function definition body, it
   // may indicate that it's outdated, so don't touch it.
   if (!SourceParam->isReferenced())
     return false;