Fix opeq assert firing in x86
Fix opeq assert firing in x86

Debug asserts that fire when operand sizes differ for mov and opeq
instructions were added recently. Fix a missing change that fires this
assert.

Microsoft/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore