[pygobject] Drop pygobject-3.0-uninstalled.pc file

[Christoph Reiter <creiter src gnome org>]

commit c4995493c233225b1fa5a3e5406e78d02e3b86e6
Author: Christoph Reiter <creiter src gnome org>
Date:   Fri Oct 13 17:22:02 2017 +0200

    Drop pygobject-3.0-uninstalled.pc file
    
    Like glib/gtk+ did in 2011:
    https://git.gnome.org/browse/glib/commit/?id=306aa62ea5fa4d3a57bca419afcc159f9509b476

 configure.ac                    |    1 -
 pygobject-3.0-uninstalled.pc.in |   12 ------------
 2 files changed, 0 insertions(+), 13 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index da32b45..cff7762 100644
--- a/configure.ac
+++ b/configure.ac
@@ -194,7 +194,6 @@ AX_CODE_COVERAGE()
 AC_CONFIG_FILES(
   Makefile
   pygobject-3.0.pc
-  pygobject-3.0-uninstalled.pc
   gi/Makefile
   gi/repository/Makefile
   gi/overrides/Makefile