debian: .install: split mgcp-client out of legacy-mgcp

Change-Id: I681e9a1299607ff3a30de34c043da499c471bc31
diff --git a/debian/libosmo-legacy-mgcp0.install b/debian/libosmo-legacy-mgcp0.install
index 3de3b10..a47cc34 100644
--- a/debian/libosmo-legacy-mgcp0.install
+++ b/debian/libosmo-legacy-mgcp0.install
@@ -1 +1 @@
-usr/lib/*/*.so.*
+usr/lib/*/*legacy-mgcp*.so.*