Standardize language across docs#748

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buccalon wants to merge 3 commits intolinked-art:masterfrom

buccalon:master

Commits on Apr 13, 2025

Remove mention to loans in the acquisition page and nav menu
buccalon
committed

Commits on Apr 19, 2025

Rewrite "Provenance Events" into "Provenance Activities"
buccalon
authored

Commits on Apr 20, 2025

Update mention to Provenance Activities in the Exhibition model
buccalon
authored