Fix the build to work with new meson.

meson.build

@@ -3,9 +3,9 @@
 # HEY BUG: when you have a . spec in a LEL it doesn't work on text
 
 project('lel-guecs', 'cpp',
-  version: '0.7.0',
+  version: '0.7.1',
   default_options: [
-    'cpp_std=c++20',
+    'cpp_std=c++23',
     'cpp_args=-D_GLIBCXX_DEBUG=1 -D_GLIBCXX_DEBUG_PEDANTIC=1',
   ])
 
@@ -32,10 +32,6 @@ if build_machine.system() == 'windows'
   exe_defaults += ['werror=false']
 
 elif build_machine.system() == 'darwin'
-  add_global_link_arguments(
-    language: 'cpp',
-  )
-
   opengl = dependency('OpenGL')
   corefoundation = dependency('CoreFoundation')
   carbon = dependency('Carbon')