Further fixes to header install dir

include/wlr/meson.build

@@ -9,6 +9,5 @@ version_data.set('WLR_VERSION_API_CURRENT',  so_version[0])
 version_data.set('WLR_VERSION_API_REVISION', so_version[1])
 version_data.set('WLR_VERSION_API_AGE',      so_version[2])
 
-header_install_dir = 'include/@0@/wlr'.format(meson.project_name())
-configure_file(output: 'config.h',  install_dir: header_install_dir, configuration: conf_data)
-configure_file(output: 'version.h', install_dir: header_install_dir, configuration: version_data)
+configure_file(output: 'config.h',  install_dir: 'include/wlr', configuration: conf_data)
+configure_file(output: 'version.h', install_dir: 'include/wlr', configuration: version_data)

meson.build

@@ -97,8 +97,7 @@ else
 	exclude_headers += 'xwm.h'
 endif
 exclude_headers += 'meson.build'
-header_install_dir = 'include/@0@'.format('wlr')
-install_subdir('include/wlr', install_dir: header_install_dir, exclude_files: exclude_headers)
+install_subdir('include/wlr', install_dir: 'include', exclude_files: exclude_headers)
 
 
 subdir('include')