MT#58307 debian: Simplify debhelper install fragments

Remove debian/tmp prefix, as debhelper will try to find the files in
that directory. Change source patterns to avoid using destination
directories.

Change-Id: Ic72ce634970c3987635dbfe497e20b176e893bbd

debian/ngcp-libtcap-dev.install

@@ -1,2 +1,2 @@
-debian/tmp/usr/include/tcap /usr/include/
-debian/tmp/usr/lib/*.so /usr/lib/
+usr/include
+usr/lib/*.so

debian/ngcp-libtcap1.install

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