[clang][ExprConstant] Remove an outdated TODO comment (#111959)

Seems like passing the quantities directly seems to work fine.

Author: tbaederr

clang/lib/AST/ExprConstant.cpp

@@ -9768,11 +9768,8 @@ bool PointerExprEvaluator::VisitBuiltinCallExpr(const CallExpr *E,
 
       if (BaseAlignment < Align) {
         Result.Designator.setInvalid();
-        // FIXME: Add support to Diagnostic for long / long long.
-        CCEDiag(E->getArg(0),
-                diag::note_constexpr_baa_insufficient_alignment) << 0
-          << (unsigned)BaseAlignment.getQuantity()
-          << (unsigned)Align.getQuantity();
+        CCEDiag(E->getArg(0), diag::note_constexpr_baa_insufficient_alignment)
+            << 0 << BaseAlignment.getQuantity() << Align.getQuantity();
         return false;
       }
     }
@@ -9783,11 +9780,11 @@ bool PointerExprEvaluator::VisitBuiltinCallExpr(const CallExpr *E,
 
       (OffsetResult.Base
            ? CCEDiag(E->getArg(0),
-                     diag::note_constexpr_baa_insufficient_alignment) << 1
+                     diag::note_constexpr_baa_insufficient_alignment)
+                 << 1
            : CCEDiag(E->getArg(0),
                      diag::note_constexpr_baa_value_insufficient_alignment))
-        << (int)OffsetResult.Offset.getQuantity()
-        << (unsigned)Align.getQuantity();
+          << OffsetResult.Offset.getQuantity() << Align.getQuantity();
       return false;
     }