[ffe] Update to 1.38.0

This release corresponds to GNOME 3.30.

I'm not going to be able to test every single change myself like the TCRYPT thing, but I'll give it a good old smoke test.

Major changes in 1.38.0
========================
* Translation updates

Major changes in 1.37.92
========================
* udisks2: Use loop backing file as description for unlock
* Remove workaround for directory / folder icons
* Translation updates

Major changes in 1.37.91
========================
* Translation updates

Major changes in 1.37.90
========================
* ftp: Add implicit TLS mode
* dav: Increase max number of connections to prevent lockups
* smb: Do not claim that mountable can be unmounted
* build: Add proper linker support check
* Several smaller bugfixes
* Translation updates

Major changes in 1.37.4
=======================
* udisks2: Support TCRYPT devices
* google: Do not create .desktop files for native files
* udisks2: Fix crashes caused by missing source tag
* udisks2: Handle x-gvfs- options not only for fstab entries
* Several smaller bugfixes
* Translation updates

Major changes in 1.37.2
=======================
* smb: Fix removal of non-empty dir
* programs: Remove deprecated gvfs utils
* gdu: Remove libgdu support
* gphoto2: Switch to a stable device uri
* mtp: Switch to a stable device uri
* Several smaller bugfixes
* Translation updates

Major changes in 1.37.1
=======================
* udisks2: Remove optical disc volumes/mounts if drive disappears
* daemon: Prevent deadlock and invalid read when closing channels
* metadata: Prevent usage of NULL if GUdevDevice is not found
* mtp: Implement support for move and copy operations
* backend: Fix crashes when "Volume is busy" prompt is shown
* build: Remove autotools
* build: Various meson-related fixes and improvements
* Several smaller bugfixes
* Translation updates