Double the defaultTimeout for TestCases in Squeak
Double the defaultTimeout for TestCases in Squeak

Some tests failed because they hit the timeout on slower CI machines.

Also, cleanup class list.
bencoman/pharo-vm,bencoman/pharo-vm,OpenSmalltalk/vm,OpenSmalltalk/vm,OpenSmalltalk/vm,timfel/squeakvm,timfel/squeakvm,bencoman/pharo-vm,bencoman/pharo-vm,peteruhnak/pharo-vm,peteruhnak/pharo-vm,peteruhnak/pharo-vm,OpenSmalltalk/vm,timfel/squeakvm,OpenSmalltalk/vm,timfel/squeakvm,OpenSmalltalk/vm,peteruhnak/pharo-vm,peteruhnak/pharo-vm,timfel/squeakvm,bencoman/pharo-vm,bencoman/pharo-vm,bencoman/pharo-vm,timfel/squeakvm,peteruhnak/pharo-vm,peteruhnak/pharo-vm,timfel/squeakvm,bencoman/pharo-vm,bencoman/pharo-vm,OpenSmalltalk/vm,peteruhnak/pharo-vm,timfel/squeakvm,OpenSmalltalk/vm