Remove spec folder from gemspec
Remove spec folder from gemspec

We were including the specs when the gem was installed. This is not
necessary, so remove them from the gemspec.

Change-Id: I29791add1ee8a4e262fb3bcdfdd6c88f2b2699a4
Reviewed-on: https://gerrit.causes.com/1935
Tested-by: Greg Hurrell <79e2475f81a6317276bf7cbb3958b20d289b78df@causes.com>
Reviewed-by: Greg Hurrell <79e2475f81a6317276bf7cbb3958b20d289b78df@causes.com>

causes/buffet,causes/buffet