[heap] Fix v8 DEPS roll by removing semicolon

Fixed: chromium:1362431

Bug: chromium:1362431
Change-Id: Iaef432459dc39aa8f6bef5b74687af172d065574
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3890991Reviewed-by: Dominik Inführ <dinfuehr@chromium.org>
Commit-Queue: Nico Hartmann <nicohartmann@chromium.org>
Auto-Submit: Matthias Liedtke <mliedtke@chromium.org>
Reviewed-by: Nico Hartmann <nicohartmann@chromium.org>
Cr-Commit-Position: refs/heads/main@{#83128}

src/heap/object-start-bitmap.h

@@ -71,7 +71,7 @@ class V8_EXPORT_PRIVATE ObjectStartBitmap {
   inline uint32_t load(size_t cell_index) const;
 
   PtrComprCageBase cage_base() const { return cage_base_; }
-  Address offset() const { return offset_; };
+  Address offset() const { return offset_; }
 
   static constexpr size_t kBitsPerCell = sizeof(uint32_t) * CHAR_BIT;
   static constexpr size_t kCellMask = kBitsPerCell - 1;