docs: fix vocab readme

a few misspelled file names

vocab/readme.md

@@ -6,9 +6,9 @@ The `sync` script copies these vocabularies to the appropriate places under an I
 
 ## Vocabulary List
 
-- **admin_users.yaml**: taxos/users.py appends users listed here to user.yaml below
-- **cca_local.yaml**: local controlled subjects vocabulary created by migrate/mk_subjects.py from a subjects spreadsheet of terms that existed in VAULT
-- **lcsh.yaml**: same as cca_local but these have identifiers in Library of Congress controlled vocabularies
+- **admin_users.yaml**: taxos/users.py appends users listed here to users.yaml below
+- **cca_local.yaml**: local subjects vocabulary created by migrate/mk_subjects.py from a spreadsheet of terms that existed in VAULT
+- **lc.yaml**: same as cca_local but these have identifiers in Library of Congress controlled vocabularies (LCNAF, LCSH, etc.)
 - **names.yaml**: created by taxos/users.py from Workday JSON data, these auto-complete in Invenio's Creator and Contributor fields
 - **programs.yaml**: migrate/mk_subjects.py appends these CCA program names to cca_local
 - **roles.yaml**: created by taxos.roles.py from VAULT data, contributor role terms (e.g. "editor", "author")