changelog update

Signed-off-by: Cael_Aislinn <cael_aislinn@yahoo.com.au>
adds the icecream dispenser, adds icecream dispenser to kitchen, adds pda painter to hop office

Signed-off-by: Cael_Aislinn <cael_aislinn@yahoo.com.au>
Merge pull request #1331 from caelaislinn/terbs_weekly_fun

Terbs weekly fun #4: Ice cream vats