radv: Remove _mesa_locale_init/fini calls.

The resulting locale is not used for Vulkan, and it is not reference
counted, giving issues when multiple instances are created.

CC: 19.2 19.3 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>

src/amd/vulkan/radv_device.c

 #include "radv_shader.h"
 #include "radv_cs.h"
 #include "util/disk_cache.h"
-#include "util/strtod.h"
 #include "vk_util.h"
 #include <xf86drm.h>
 #include <amdgpu.h>
 					 VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
 	instance->engineVersion = engine_version;
 
-	_mesa_locale_init();
 	glsl_type_singleton_init_or_ref();
 
 	VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
 	VG(VALGRIND_DESTROY_MEMPOOL(instance));
 
 	glsl_type_singleton_decref();
-	_mesa_locale_fini();
 
 	driDestroyOptionCache(&instance->dri_options);
 	driDestroyOptionInfo(&instance->available_dri_options);