don't phone home to check for updates by default

Signed-off-by: Nils Philippsen <nils@tiptoe.de>

gimp-2.10.18-no-phone-home-default.patch

@@ -0,0 +1,12 @@
+diff -up gimp-2.10.18/etc/gimprc.in.no-phone-home-default gimp-2.10.18/etc/gimprc.in
+--- gimp-2.10.18/etc/gimprc.in.no-phone-home-default	2020-02-23 21:15:47.217777581 +0100
++++ gimp-2.10.18/etc/gimprc.in	2020-02-23 21:22:42.416162110 +0100
+@@ -393,7 +393,7 @@
+ # Check for availability of GIMP updates through background internet queries.
+ #  Possible values are yes and no.
+ # 
+-# (check-updates yes)
++(check-updates no)
+ 
+ # Timestamp of the last update check.  (null)
+ # 

gimp.spec

@@ -232,6 +232,9 @@ Patch1:         gimp-2.10.0-cm-system-monitor-profile-by-default.patch
 # bz#1706653
 Patch2:		    gimp-2.10.12-default-font.patch
 
+# don't phone home to check for updates by default
+Patch3:         gimp-2.10.18-no-phone-home-default.patch
+
 # use external help browser directly if help browser plug-in is not built
 Patch100:       gimp-2.10.0-external-help-browser.patch
 
@@ -335,6 +338,7 @@ EOF
 
 %patch1 -p1 -b .cm-system-monitor-profile-by-default
 %patch2 -p1 -b .font-default
+%patch3 -p1 -b .no-phone-home-default
 
 %if ! %{with helpbrowser}
 %patch100 -p1 -b .external-help-browser
@@ -717,6 +721,7 @@ make check %{?_smp_mflags}
 * Sun Feb 23 2020 Nils Philippsen <nils@tiptoe.de> - 2:2.10.18-1
 - version 2.10.18
 - bump required versions of babl and gegl04
+- don't phone home to check for updates by default
 
 * Wed Feb 19 2020 Kalev Lember <klember@redhat.com> - 2:2.10.16-3
 - Rebuild for libmypaint 1.5.0