debian: The bare .so symlink should go in the -dev package [Policy]

Clarify rules: libuev.a and libuev.so are for initial linking.  See
Debian Policy sect. 8.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

debian/libuev-dev.install

@@ -1,3 +1,4 @@
 usr/include/uev/*.h
-usr/lib/*/lib*.a
+usr/lib/*/libuev.a
+usr/lib/*/libuev.so
 usr/lib/*/pkgconfig/lib*.pc

debian/libuev.install

@@ -1 +1 @@
-usr/lib/*/lib*.so*
+usr/lib/*/lib*.so.*