Update Unity.gitignore
Update Unity.gitignore

Removes queried extensions.
szymanskirafal/gitignore,chhsieh/gitTest_1,bruennijs/ise.cppworkshop,bruennijs/ise.cppworkshop,chhsieh/helloworld,szymanskirafal/gitignore,bruennijs/ise.cppworkshop,szymanskirafal/gitignore