Upgrade lang/vala to version 0.36.13:

• gstreamer: Cherry-pick some fixes from 0.40
• vala: Fix return-type of BasicBlock.get_successors() https://bugzilla.gnome.org/show_bug.cgi?id=794979
• gdbus: Fix missing declaration of _fd_list for async methods https://bugzilla.gnome.org/show_bug.cgi?id=794566
• gtk+-4.0: Hide dedicated constructors of compact classes bound as structs https://bugzilla.gnome.org/show_bug.cgi?id=794733
• tests: Add GLib.ParamSpec tests to increase coverage
• glib-2.0: Use g_value_*et_schar instead of depecated g_value_*et_char g_value_get_char is broken on platforms where the char type is unsigned, such as ARM and PowerPC.
• gobject-2.0: Add ParamSpecGType
• gtk+-*.0: Fix iter parameter of TextView.backward*/forward*/move_visually() Those methods are changing the passed iter structure and therefore it needs be marked as ref for vala taking this into account. https://bugzilla.gnome.org/show_bug.cgi?id=794345
• gdk-3.0,gtk+-3.0: Update to 3.22.29
• posix: Include sys/sysmacros.h for major(), minor() and makedev() Relying on sys/types.h is fatal since glibc 2.27 and was deprecated since glibc 2.25. https://bugzilla.gnome.org/show_bug.cgi?id=794651
• gobject-2.0: Cherry-pick some changes from 0.38
• webkit2gtk-4.0: Update to 2.20.0
• clutter-1.0: Avoid duplications of implemented interfaces
• codegen: Don't add target fields for captured delegates without target
• codegen: Don't add length fields for captured fixed-length array variables
• gstreamer-1.0: Cherry-pick some fixes from 0.38
• gtk+-4.0: Fix TreeView.is_blank_at_pos()
• gtk+-3.0: Fix TreeView.is_blank_at_pos()
• posix: Fix sig*set and sigprocmask parameters to be out/ref https://bugzilla.gnome.org/show_bug.cgi?id=727425
• purple: Update to 2.12.0
• vapi: Fix wrong attributes
• libgnome-menu-3.0: Add deps file
• gitignore: ignore macOS metadata files
• vala: The rank of an array-initializer should match the target's rank https://bugzilla.gnome.org/show_bug.cgi?id=744923
• Fix recursive declaration in generic base type https://bugzilla.gnome.org/show_bug.cgi?id=688732
• vala: Properly handle array-initializers inside struct-initializers https://bugzilla.gnome.org/show_bug.cgi?id=622178
• codegen: Don't append fixed-length of array fields in initializers
• valac: Always use the given "pkg-config" and respect PKG_CONFIG envar