[docgen] Update docs

Author: github-actions

doc/orgmode.txt

@@ -106,7 +106,6 @@ CONTENTS                                                        *orgmode-content
         1.3.5. Note mappings...............................|orgmode-note_mappings|
             1.3.5.1. org_note_finalize.................|orgmode-org_note_finalize|
             1.3.5.2. org_note_kill.........................|orgmode-org_note_kill|
-            1.3.5.3. org_note_show_help...............|orgmode-org_note_show_help|
         1.3.6. Org mappings.................................|orgmode-org_mappings|
             1.3.6.1. org_refile...............................|orgmode-org_refile|
             1.3.6.2. org_timestamp_up...................|orgmode-org_timestamp_up|
@@ -1347,13 +1346,6 @@ ORG_NOTE_KILL                                              *orgmode-org_note_kil
 
 mapped to: `<Leader>ok`
 Close note window without saving anything
-
-ORG_NOTE_SHOW_HELP                                    *orgmode-org_note_show_help*
-
-mapped to: `g?`
-Show help popup with mappings
-
-These mappings live under `mappings.note`, and can be changed like this:
 >
     require('orgmode').setup({
       org_agenda_files = {'~/Dropbox/org/*', '~/my-orgs/**/*'},