cerbero/packages: Add some missing libraries

packages/gstreamer-1.0-effects.package

@@ -10,7 +10,7 @@ class Package(custom.GStreamer, package.Package):
     uuid = '4be3f88b-b552-4cd7-aecd-cf935fe270f7'
     deps = ['gstreamer-1.0-core']
 
-    files = ['soundtouch:libs',
+    files = ['ladspa:libs', 'soundtouch:libs',
              'webrtc-audio-processing:libs',
              'gst-plugins-base-1.0:plugins_effects',
              'gst-plugins-good-1.0:plugins_effects',

packages/gstreamer-1.0-net.package

@@ -11,7 +11,7 @@ class Package(custom.GStreamer, package.Package):
     deps = ['gstreamer-1.0-core', 'base-crypto']
 
     files = ['libsoup:libs', 'libsrtp:libs', 'libnice:libs', 'libnice:plugins_net',
-            'openssl:libs', 'srt:libs',
+            'openssl:libs', 'srt:libs', 'libusrsctp:libs',
             'gst-plugins-base-1.0:plugins_net', 'gst-plugins-good-1.0:plugins_net',
             'gst-plugins-ugly-1.0:plugins_net', 'gst-plugins-bad-1.0:plugins_net',
             'gst-rtsp-server-1.0:libs:typelibs:plugins_net']