Update test references to follow !305

Goes with !305 (merged)

added modernisation testing + 1 deleted label

mentioned in merge request !305 (merged)

• [2020-09-13 00:10] Validation started with lhcb-head-py3#2

removed 1 deleted label

merged

mentioned in commit 979f0b60

mentioned in merge request !300 (merged)

added FT label

removed FT label