Fix naming of BTOF hits

[simonge]

Briefly, what does this PR introduce?

Changes the name of the BTOF hit collections to use Hits instead of Hit. This was inconsistent between the name output from the hit reconstruction and collection collector input.

What kind of change does this PR introduce?

• Bug fix (issue Last tracker hits not used in CKF #1659 probably some of the cause at least)
• New feature (issue #__)
• Documentation update
• Other: __

Please check if this PR fulfills the following:

• Tests for the changes have been added
• Documentation has been added / updated
• Changes have been communicated to collaborators

Does this PR introduce breaking changes? What changes might users need to make to their code?

No

Does this PR change default behavior?

Hopefully adds the BTOF into the tracking

[github-actions]

Capybara summary for PR 1660

• rec_dis_10x100_minQ2=0_craterlake
• rec_dis_10x100_minQ2=1000_craterlake_tracking_only
• rec_dis_18x275_minQ2=0_craterlake_18x275
• rec_dis_18x275_minQ2=1000_craterlake_18x275
• rec_dis_5x41_minQ2=0_craterlake_5x41
• rec_e_1GeV_20GeV_craterlake
• rec_pi_1GeV_20GeV_craterlake
  ^{_{Last updated 2024-10-30T07:26-04:00 064231e}}

[simonge]

Turns out this does nothing functional because the discrepancy between TOFBarrelRawHits and TOFBarrelRawHit in
https://github.com/eic/EICrecon/blob/main/src/global/tracking/tracking.cc#L53
isn't actually used.