Hygiene: Update Page.setTextSizeAdjustmentPercentage tests
Hygiene: Update Page.setTextSizeAdjustmentPercentage tests

See also I653a792a91e16dc2cf4b45f932b17f33a7c5d86c

Change-Id: Ifa0000f1f85fcf5c50e12a7be68a470c945749d8

wikimedia/mediawiki-services-mobileapps,wikimedia/mediawiki-services-mobileapps,wikimedia/mediawiki-services-mobileapps,wikimedia/mediawiki-services-mobileapps,wikimedia/mediawiki-services-mobileapps,wikimedia/mediawiki-services-mobileapps