[vala] Created tag 0.54.9

[Rico Tzschichholz <ricotz src gnome org>]

The signed tag '0.54.9' was created.

Tagger: Rico Tzschichholz <ricotz ubuntu com>
Date: 1663334985 +0200

    0.54.9

Changes since the last tag '0.54.8':

Gustav Hartvigsson (1):
      glib2.0: Add abs() to int8/int16/int32/ssize_t

Rico Tzschichholz (14):
      vala: Don't allow nullable enum value as real GObject property
      vala: Improve accessibility check inside member initializer
      valadoc: Include path to doclet in error message
      manual: Update from wiki.gnome.org
      codegen: Correctly set array-length for NoAccessorMethods properties
      codegen: Detect usage of static type-parameter in runtime context
      vala: Avoid critical in SourceFile.get_mapped_length()
      gtk+-3.0: Correctly unhide BindingSet.by_class to avoid Version attribute
      vala: Don't unconditionally expect ObjectType of Class
      gidlparser: Set source reference of parameters
      atspi-2: Fix a few binding errors
      vala: Make try-statement parsing more resilient
      glib-2.0: Use g_abort for GLib.Process.abort() beginning with 2.50
      Release 0.54.9

m-shinder (1):
      gtk4: Fix GLib.Value parameter in ContentProvider.get_value()

星外之神 (1):
      vala: Avoid problems with '\' in #line directives on Windows