GB: notes inside utterances are not marked

[matyaskopp]

eg in the document 2018/ParlaMint-GB_2018-12-04-commons.xml

result in TEITOK on this page: https://lindat.mff.cuni.cz/services/teitok/parlamint-40/index.php?action=ner&cid=ParlaMint-GB/2018/ParlaMint-GB_2018-12-04-commons.xml&pageid=pb-15&pbtype=

source: https://hansard.parliament.uk/Commons/2018-12-04/debates/B2784071-CD44-46F6-8246-9656F9138780/Planning(Appeals)#contribution-8DB86CA4-DEEF-4D4B-86D8-C077567F4452

result:

or
source: https://hansard.parliament.uk/Commons/2018-12-04/debates/B2784071-CD44-46F6-8246-9656F9138780/Planning(Appeals)#contribution-4DF94B1B-89C5-404E-8739-9C26C23D7689

result: