add fix hlt2_pr_kf_longmuon.py

add a fix to Hlt/RecoConf/options/hlt2_pr_kf_longmuon.py to match new Tr/TrackTools/src/TrackMuonMatching.cpp input location name

Part of the set: Alignment!396 (merged) Rec!3484 (merged) !2610 (merged)