Improve phrasing

app/soapbox/features/account/components/header.js

@@ -63,7 +63,7 @@ const messages = defineMessages({
   endorse: { id: 'account.endorse', defaultMessage: 'Feature on profile' },
   unendorse: { id: 'account.unendorse', defaultMessage: 'Don\'t feature on profile' },
   createNote: { id: 'account.create_note', defaultMessage: 'Create a note' },
-  editNote: { id: 'account.edit_note', defaultMessage: 'Edit a note' },
+  editNote: { id: 'account.edit_note', defaultMessage: 'Edit note' },
   admin_account: { id: 'status.admin_account', defaultMessage: 'Open moderation interface for @{name}' },
   add_or_remove_from_list: { id: 'account.add_or_remove_from_list', defaultMessage: 'Add or Remove from lists' },
   deactivateUser: { id: 'admin.users.actions.deactivate_user', defaultMessage: 'Deactivate @{name}' },

app/soapbox/features/ui/components/account_note_modal.js

@@ -80,11 +80,11 @@ class AccountNoteModal extends React.PureComponent {
       <div className='modal-root__modal account-note-modal'>
         <div className='account-note-modal__header'>
           <Icon src={require('@tabler/icons/icons/note.svg')} />
-          <FormattedMessage id='account_note.target' defaultMessage='Edit your note for @{target}' values={{ target: account.get('acct') }} />
+          <FormattedMessage id='account_note.target' defaultMessage='Note for @{target}' values={{ target: account.get('acct') }} />
         </div>
 
         <div className='account-note-modal__container'>
-          <p><FormattedMessage id='account_note.hint' defaultMessage='You can keep some note about that person for yourself (this will not be shared with them):' /></p>
+          <p><FormattedMessage id='account_note.hint' defaultMessage='You can keep notes about this user for yourself (this will not be shared with them):' /></p>
 
           <textarea
             className='setting-text light'
@@ -106,4 +106,4 @@ class AccountNoteModal extends React.PureComponent {
     );
   }
 
-}
+}