Removing redundant code; NFC

The same predicate is checked on line 12962 just above the removed code.

GitOrigin-RevId: 4bc9e603065b59976f3a16b7ecc6b5fb109f5f2d
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp
index d71114e..293239c 100644
--- a/lib/Sema/SemaChecking.cpp
+++ b/lib/Sema/SemaChecking.cpp
@@ -12976,9 +12976,6 @@
     }
   }
 
-  if (Bitfield->getType()->isBooleanType())
-    return false;
-
   // Ignore value- or type-dependent expressions.
   if (Bitfield->getBitWidth()->isValueDependent() ||
       Bitfield->getBitWidth()->isTypeDependent() ||