Remove unnecessary arguments from source functions

lal_binary_black_hole and lal_binary_neutron_star still have ra, dec, geocent_time, and phase as parameters even though they don't use these parameters. This should be removed.

created branch 212-remove-unnecessary-arguments-from-source-functions

mentioned in merge request !244 (merged)

closed via merge request !244 (merged)

closed via commit 1f38d9f5

mentioned in commit 1f38d9f5

unassigned @moritz.huebner