project: Update meson files

I probably have OCD. Seeing these files
with this poor alignment gives me physical
pain.

shell/meson.build

@@ -7,39 +7,39 @@ service_conf.set('bindir', control_center_bindir)
 service = 'org.gnome.ControlCenter.service'
 
 configure_file(
-  input: service + '.in',
-  output: service,
-  install: true,
-  install_dir: join_paths(control_center_datadir, 'dbus-1', 'services'),
-  configuration: service_conf
+          input : service + '.in',
+         output : service,
+        install : true,
+    install_dir : join_paths(control_center_datadir, 'dbus-1', 'services'),
+  configuration : service_conf
 )
 
 desktop = 'gnome-control-center.desktop'
 
 desktop_in = configure_file(
-  input: desktop + '.in.in',
-  output: desktop + '.in',
-  configuration: desktop_conf
+          input : desktop + '.in.in',
+         output : desktop + '.in',
+  configuration : desktop_conf
 )
 
 i18n.merge_file(
-  desktop,
-  type: 'desktop',
-  input: desktop_in,
-  output: desktop,
-  po_dir: po_dir,
-  install: true,
-  install_dir: control_center_desktopdir
+       desktop,
+         type : 'desktop',
+        input : desktop_in,
+       output : desktop,
+       po_dir : po_dir,
+      install : true,
+  install_dir : control_center_desktopdir
 )
 
 cflags = ['-DGNOMELOCALEDIR="@0@"'.format(control_center_localedir)]
 
 libshell = static_library(
-  'shell',
-  sources: 'cc-shell-model.c',
-  include_directories: [top_inc, common_inc],
-  dependencies: common_deps,
-  c_args: cflags
+               'shell',
+              sources : 'cc-shell-model.c',
+  include_directories : [top_inc, common_inc],
+         dependencies : common_deps,
+               c_args : cflags
 )
 
 sources = files(
@@ -93,30 +93,30 @@ debug_conf.set('BUGREPORT_URL', 'http://bugzilla.gnome.org/enter_bug.cgi?product
 debug_conf.set10('ENABLE_TRACING', enable_tracing)
 
 sources += configure_file(
-  input: 'cc-debug.h.in',
-  output: 'cc-debug.h',
-  configuration: debug_conf
+          input : 'cc-debug.h.in',
+         output : 'cc-debug.h',
+  configuration : debug_conf
 )
 
 executable(
   meson.project_name(),
-  sources,
-  include_directories: top_inc,
-  dependencies: shell_deps,
-  c_args: cflags,
-  link_with: panels_libs + [libshell],
-  install: true
+               sources,
+  include_directories : top_inc,
+         dependencies : shell_deps,
+               c_args : cflags,
+            link_with : panels_libs + [libshell],
+              install : true
 )
 
 # Because it is confusing and somewhat problematic to directly add and compile
 # cc-panel-loader.o by another directory (i.e. the shell search provider), we
 # have to create a library and link it there, just like libshell.la.
 libpanel_loader = static_library(
-  'panel_loader',
-  sources: 'cc-panel-loader.c',
-  include_directories: top_inc,
-  dependencies: common_deps,
-  c_args: cflags + ['-DCC_PANEL_LOADER_NO_GTYPES']
+        'panel_loader',
+              sources : 'cc-panel-loader.c',
+  include_directories : top_inc,
+         dependencies : common_deps,
+               c_args : cflags + ['-DCC_PANEL_LOADER_NO_GTYPES']
 )
 
 # libshell_test
@@ -127,19 +127,21 @@ sources = files(
   'cc-object-storage.c',
 )
 libtestshell = static_library(
-  'testshell',
-  sources,
-  include_directories: top_inc,
-  dependencies: common_deps + [ libwidgets_dep ],
-  c_args: cflags,
-  link_with: panels_libs
+           'testshell',
+               sources,
+  include_directories : top_inc,
+         dependencies : common_deps + [ libwidgets_dep ],
+               c_args : cflags,
+            link_with : panels_libs
 )
 libtestshell_dep = declare_dependency(
-  include_directories: top_inc,
-  link_with: libtestshell
+  include_directories : top_inc,
+            link_with : libtestshell
 )
 libtestshell_deps = common_deps + [ libwidgets_dep, libtestshell_dep ]
 
 
-install_data ('org.gnome.ControlCenter.gschema.xml',
-              install_dir: control_center_schemadir)
+install_data (
+  'org.gnome.ControlCenter.gschema.xml',
+  install_dir : control_center_schemadir
+)