Fix debug package dependencies

Fixes the following build warning:

dpkg-gencontrol: warning: Depends field of package libharfbuzz-dbg: unknown substitution variable ${shlibs:Depends}

diff --git a/debian/control b/debian/control
index 92d8576..7bedbd2 100755 (executable)
--- a/debian/control
+++ b/debian/control
@@ -20,5 +20,5 @@ Description: Hindi reshaping library (unstripped)
 Package: libharfbuzz-dbg
 Section: debug
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}, libharfbuzz (= ${Source-Version})
+Depends: ${misc:Depends}, libharfbuzz (= ${Source-Version})
 Description: Hindi reshaping library (unstripped)