[tracker] libtracker-control: Add missing soversion

[Carlos Garnacho <carlosg src gnome org>]

commit f7e4ea51a9a62e0cddac1a9407b5a6f9a91545f4
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sat Sep 22 22:52:36 2018 +0200

    libtracker-control: Add missing soversion
    
    This went away on the move to meson

 src/libtracker-control/meson.build | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/libtracker-control/meson.build b/src/libtracker-control/meson.build
index 6081b2d5b..2ab9397c7 100644
--- a/src/libtracker-control/meson.build
+++ b/src/libtracker-control/meson.build
@@ -18,6 +18,7 @@ libtracker_control = library('tracker-control-' + tracker_api_version,
     include_directories: [commoninc, configinc, srcinc],
     link_args: vflag,
     link_with: libtracker_common,
+    soversion: soversion,
 )
 
 tracker_control_dep = declare_dependency(