[gnome-shell] Created tag 3.38.4

[Florian Müllner <fmuellner src gnome org>]

The signed tag '3.38.4' was created.

Tagger: Florian Müllner <fmuellner gnome org>
Date: 1615849697 +0100

    Tag release 3.38.4

Changes since the last tag '3.38.3':

Abderrahim Kitouni (1):
      js: Require Soup 2.4

Carlos Garnacho (1):
      st: Keep weak ref on texture cache bound texture source

Florian Müllner (9):
      extensionSystem: Fix opening Extensions app from notification
      workspacesView: Fix off-by-one error
      polkitAgent: Ensure cleanup if dialog wasn't shown
      st/texture-cache: Fail loading invalid StImageContent
      st/texture-cache: Split out load_cairo_surface_to_gicon() method
      shell/app: Only release window ref when we are done
      shell/app: Expose icon as property
      shell/app: Explicitly handle (X11) fallback icon changes
      Bump version to 3.38.4

Frederic Crozat (1):
      blur-effect: Ensure float are used explictly

Guilherme Silva (1):
      notificationDaemon: Fix icon-choosing logic

Ivan Molodetskikh (1):
      workspace: Check if index is valid before using it

Jonas Dreßler (1):
      blur-effect: Don't use stage view when drawing off-stage

Marco Trevisan (Treviño) (1):
      appDisplay: Do not bind popdown call to grabHelper onUngrab

Philipp Kiemle (1):
      Update German translation

Razze (1):
      workspaceAnimation: Disable unredirection during the gesture

Sebastian Keller (5):
      screenshot: Still remove select/pick actor if grab promise was rejected
      st/texture-cache: Don't overwrite existing bind images on texture reset
      Revert "st: Keep weak ref on texture cache bound texture source"
      st/texture-cache: Change bind_cairo_surface_property to transfer full
      ctrlAltTab: Fix usage of bind_cairo_surface_property