[X86] Fix a typo of Broadwell after D74918. NFC

Close llvm#64053

Author: MaskRay

clang/lib/Basic/Targets/X86.cpp

@@ -1365,7 +1365,7 @@ bool X86TargetInfo::validateAsmConstraint(
 // | Sandy Bridge                       |                      64 | https://en.wikipedia.org/wiki/Sandy_Bridge and https://www.7-cpu.com/cpu/SandyBridge.html                                                                    |
 // | Ivy Bridge                         |                      64 | https://blog.stuffedcow.net/2013/01/ivb-cache-replacement/ and https://www.7-cpu.com/cpu/IvyBridge.html                                                      |
 // | Haswell                            |                      64 | https://www.7-cpu.com/cpu/Haswell.html                                                                                                                       |
-// | Boadwell                           |                      64 | https://www.7-cpu.com/cpu/Broadwell.html                                                                                                                     |
+// | Broadwell                          |                      64 | https://www.7-cpu.com/cpu/Broadwell.html                                                                                                                     |
 // | Skylake (including skylake-avx512) |                      64 | https://www.nas.nasa.gov/hecc/support/kb/skylake-processors_550.html "Cache Hierarchy"                                                                       |
 // | Cascade Lake                       |                      64 | https://www.nas.nasa.gov/hecc/support/kb/cascade-lake-processors_579.html "Cache Hierarchy"                                                                  |
 // | Skylake                            |                      64 | https://en.wikichip.org/wiki/intel/microarchitectures/kaby_lake "Memory Hierarchy"                                                                           |