Fix email error copy#12420

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benbowler wants to merge 3 commits intodevelopfrom

enhancement/12157-fix-email-error-copy

Commits on Apr 1, 2026

Review and correct error email title copy to match spreadsheet.
benbowler
committed
Update error email title copy and move get_body_args to Content_Map for the tester plugin to access.
benbowler
committed
Remove unused error types.
benbowler
committed