meson: Remove Wextra from options

meson already sets it on warning_level >= 2

diff --git a/meson.build b/meson.build
index 27eb99d..4135472 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -117,7 +117,6 @@ message('werror enabled: @0@'.format(werror))
 
 if warning_level >= 2
   warnings += [
-    '-Wextra',
     '-Wundef',
     '-Wnested-externs',
     '-Wwrite-strings',