cleanup: Use consistent line break style in meson.build

Either have all arguments on the same line, or have a separate
line for every argument (that is, don't special-case the first
arg).

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell-extensions/-/merge_requests/353>
(cherry picked from commit 265935e14b)

extensions/meson.build

@@ -16,18 +16,20 @@ foreach e : enabled_extensions
   metadata_conf.set('gschemaname', 'org.gnome.shell.extensions.' + e)
   metadata_conf.set('gettext_domain', gettext_domain)
   metadata_conf.set('shell_current', shell_version)
-  metadata_conf.set('url', 'https://gitlab.gnome.org/GNOME/gnome-shell-extensions')
+  metadata_conf.set(
+    'url',
+    'https://gitlab.gnome.org/GNOME/gnome-shell-extensions',
+  )
 
   extension_sources = files(e + '/extension.js')
   extension_data = []
 
   subdir(e)
 
-  install_data (extension_sources + extension_data,
-    install_dir: join_paths(extensiondir, uuid)
+  install_data(
+    extension_sources + extension_data,
+    install_dir: join_paths(extensiondir, uuid),
   )
 endforeach
 
-install_data (extension_schemas,
-  install_dir: schemadir
-)
+install_data(extension_schemas, install_dir: schemadir)

meson.build

@@ -2,7 +2,8 @@
 #
 # SPDX-License-Identifier: GPL-2.0-or-later
 
-project('gnome-shell-extensions',
+project(
+  'gnome-shell-extensions',
   version: '46.2',
   meson_version: '>= 0.58.0',
   license: 'GPL-2.0-or-later',
@@ -48,11 +49,7 @@ default_extensions += [
 ]
 
 all_extensions = default_extensions
-all_extensions += [
-  'auto-move-windows',
-  'native-window-placement',
-  'user-theme',
-]
+all_extensions += ['auto-move-windows', 'native-window-placement', 'user-theme']
 
 enabled_extensions = get_option('enable_extensions')