updated assay tests to avoid the use of the removed assay type and tech type fixtures
updated assay tests to avoid the use of the removed assay type and tech type fixtures

SynthSys/seek,HITS-SDBV/nmtrypi-seek,kjgarza/frame_experiment,stuzart/seek,Virtual-Liver-Network/seek,BioVeL/seek,HITS-SDBV/seek,Virtual-Liver-Network/seek,aina1205/SysMO-DB-seek,kjgarza/frame_experiment,SynthSys/seek,aina1205/nmtrypi-seek,kjgarza/frame_experiment,BioVeL/seek,BioVeL/seek,HITS-SDBV/nmtrypi-seek,HITS-SDBV/seek,aina1205/SysMO-DB-seek,Virtual-Liver-Network/seek,SynthSys/seek,stuzart/seek,aina1205/nmtrypi-seek,aina1205/nmtrypi-seek,aina1205/SysMO-DB-seek,HITS-SDBV/seek,BioVeL/seek,SynthSys/seek,aina1205/nmtrypi-seek,HITS-SDBV/seek,Virtual-Liver-Network/seek,kjgarza/frame_experiment,HITS-SDBV/nmtrypi-seek,stuzart/seek,HITS-SDBV/nmtrypi-seek