remove obsolete patch

www/iridium/patches/patch-base_allocator_partition_allocator_starscan_state_bitmap_h

@@ -1,21 +0,0 @@
-Index: base/allocator/partition_allocator/starscan/state_bitmap.h
---- base/allocator/partition_allocator/starscan/state_bitmap.h.orig
-+++ base/allocator/partition_allocator/starscan/state_bitmap.h
-@@ -393,7 +393,7 @@ template <size_t PageSize, size_t PageAlignment, size_
- template <typename Filter,
-           typename CallbackForwarder,
-           typename Callback,
--          bool Clear>
-+          bool ClearBits>
- inline void
- StateBitmap<PageSize, PageAlignment, AllocationAlignment>::IterateImpl(
-     size_t epoch,
-@@ -423,7 +423,7 @@ StateBitmap<PageSize, PageAlignment, AllocationAlignme
- 
-       callback_forwarder(callback, object_address, bits);
- 
--      if (Clear) {
-+      if (ClearBits) {
-         // Clear the current bits.
-         AsAtomicCell(cell_index)
-             .fetch_and(clear_value_mask, std::memory_order_relaxed);