fixup: remove typos

Fix typos in docs and diagnostic messages.
Remove unnecessary line in a test file.

Author: a-nogikh

clang/include/clang/Basic/AttrDocs.td

@@ -5257,7 +5257,7 @@ where the returned memory range does not alias storage from any other object
 accessible to the caller.
 
 In this context, a span-like structure is assumed to have two fields, one of
-which is a pointer to the start of theallocated memory and another one is
+which is a pointer to the start of the allocated memory and another one is
 either an integer type containing the size of the actually allocated memory
 or a pointer the end of the allocated region.
   }];

clang/include/clang/Basic/DiagnosticSemaKinds.td

@@ -3454,7 +3454,7 @@ def warn_attribute_return_span_only
               "structures">,
       InGroup<IgnoredAttributes>;
 def note_returned_not_struct : Note<"returned type is not a struct/class type">;
-def note_returned_incomlete_type : Note<"returned type is incomplete">;
+def note_returned_incomplete_type : Note<"returned type is incomplete">;
 def note_returned_not_two_field_struct
     : Note<"returned struct/class has %0 fields, expected 2">;
 def note_returned_not_span_struct

clang/lib/Sema/SemaDeclAttr.cpp

@@ -1853,7 +1853,7 @@ static bool checkSpanLikeType(Sema &S, const ParsedAttr &AL,
     return S.Diag(AL.getLoc(), NoteDiagID);
   };
   if (Ty->isIncompleteType())
-    return emitWarning(diag::note_returned_incomlete_type);
+    return emitWarning(diag::note_returned_incomplete_type);
   const RecordDecl *RD = Ty->getAsRecordDecl();
   if (!RD || RD->isUnion())
     return emitWarning(diag::note_returned_not_struct);

clang/test/Sema/attr-malloc_span.c

@@ -1,5 +1,4 @@
 // RUN: %clang_cc1 -verify -fsyntax-only %s
-// RUN: %clang_cc1 -emit-llvm -o %t %s
 
 typedef __SIZE_TYPE__ size_t;