add entry for gstlal-inspiral 0.6.2 to changelog

- fixes nightly build failure

gstlal-inspiral/debian/changelog

+gstlal-inspiral (0.6.2-1) unstable; urgency=low
+
+  * place-holder version to allow a tar ball to be rolled without creating
+    confusion over what's in it.
+
+ -- Kipp Cannon <kipp.cannon@ligo.org>  Wed, 5 Sep 2015 16:14:48 -0500
+
 gstlal-inspiral (0.6.1-1) unstable; urgency=low
 
   * remove check for lal swig bindings (rely on gstlal package to have done this)