depends: drop qtbase_avoid_native_float16 qt patch

There is no-longer a minimum required libgcc version, after
https://github.com/bitcoin/bitcoin/pull/33181.

depends/packages/qt.mk

@@ -12,7 +12,6 @@ $(package)_freebsd_dependencies := $($(package)_linux_dependencies)
 $(package)_patches_path := $(qt_details_patches_path)
 $(package)_patches := dont_hardcode_pwd.patch
 $(package)_patches += qtbase-moc-ignore-gcc-macro.patch
-$(package)_patches += qtbase_avoid_native_float16.patch
 $(package)_patches += qtbase_avoid_qmain.patch
 $(package)_patches += qtbase_platformsupport.patch
 $(package)_patches += qtbase_plugins_cocoa.patch
@@ -257,7 +256,6 @@ endif
 define $(package)_preprocess_cmds
   patch -p1 -i $($(package)_patch_dir)/dont_hardcode_pwd.patch && \
   patch -p1 -i $($(package)_patch_dir)/qtbase-moc-ignore-gcc-macro.patch && \
-  patch -p1 -i $($(package)_patch_dir)/qtbase_avoid_native_float16.patch && \
   patch -p1 -i $($(package)_patch_dir)/qtbase_avoid_qmain.patch && \
   patch -p1 -i $($(package)_patch_dir)/qtbase_platformsupport.patch && \
   patch -p1 -i $($(package)_patch_dir)/qtbase_plugins_cocoa.patch && \