Make MuonChamberLayout error message more explicit

Following Moore!1771 (merged) (and similar MRs), tests with both v2 and v3 muon geometry are being supported.

This small MR just makes the error message in case of muon geometry version mismatch a bit more explicit about the cause

Goes with Moore!1771 (merged)

mentioned in merge request Moore!1771 (merged)

changed the description

changed title from Make MuonChamberLayout Error message more explicit to Make MuonChamberLayout error message more explicit

added RTA label

• [2022-10-13 11:40] Validation started with lhcb-master-mr#5910
• [2022-10-18 13:38] Validation started with lhcb-master-mr#5941

mentioned in issue Moore#485 (closed)

added cleanup label

merged

mentioned in commit 0f1e65a9

mentioned in commit Moore@aff51e4d

mentioned in merge request Moore!1825 (merged)

mentioned in commit Moore@10db1008

mentioned in commit Moore@cfc870a5

mentioned in commit Moore@a56cb07a

mentioned in issue Moore#487 (closed)

mentioned in commit Moore@ace64b78

mentioned in commit Moore@3f9594ea

mentioned in commit Moore@6310b5d0