misc: Prepare the release of libosmocore 0.9.0

Bump the ABI version of libosmovty and we need to do this
recursively to force rebuilds of our software.
diff --git a/debian/control b/debian/control
index 136488d..6c1110f 100644
--- a/debian/control
+++ b/debian/control
@@ -11,7 +11,7 @@
 Package: libosmocore
 Section: libs
 Architecture: any
-Depends: libosmocodec0, libosmocore6, libosmogb4, libosmogsm5, libosmovty2, ${misc:Depends}
+Depends: libosmocodec0, libosmocore6, libosmogb4, libosmogsm5, libosmovty3, ${misc:Depends}
 Multi-Arch: foreign
 Description: Open Source MObile COMmunications CORE library
 
@@ -43,7 +43,7 @@
 Multi-Arch: same
 Description: Osmo GSM utility library
 
-Package: libosmovty2
+Package: libosmovty3
 Section: libs
 Architecture: any
 Depends: ${shlibs:Depends}, ${misc:Depends}