panfrost/meson: drop invalid C-only -Wno-override-init from C++ args

cc1plus: warning: command-line option '-Wno-override-init' is valid for C/ObjC but not for C++

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35892>

src/panfrost/genxml/meson.build

@@ -52,7 +52,7 @@ if with_tests
       'cs_builder_tests',
       ['test/cs_builder.cpp'],
       # Nothing arch-specific is tested currently, only compile v10.
-      cpp_args : [cpp_msvc_compat_args, no_override_init_args, '-DPAN_ARCH=10'],
+      cpp_args : [cpp_msvc_compat_args, '-DPAN_ARCH=10'],
       gnu_symbol_visibility : 'hidden',
       include_directories: [inc_include, inc_src, inc_panfrost],
       dependencies: [idep_gtest, idep_pan_packers, idep_mesautil],

src/panfrost/shared/meson.build

@@ -28,7 +28,7 @@ if with_tests
       files(
         'test/test-tiling.cpp',
       ),
-      cpp_args : [cpp_msvc_compat_args, no_override_init_args],
+      cpp_args : cpp_msvc_compat_args,
       gnu_symbol_visibility : 'hidden',
       include_directories : [inc_include, inc_src, inc_panfrost],
       dependencies: [idep_gtest, idep_mesautil],