Update outputs following the unicode quote change in GHC's output
Fix line endings in Defer02.stderr
Accept Defer02 output following unicode quotes change
Accept T3208b output following unicode quotes change
Accept T3950 output following unicode quotes change
Update T3103.stderr following unicode quote change
Add a test for #2507; we should get `' quotes if unicode quotes don't work
Fix T6037.stderr; it uses LC_ALL=C, so won't actually get unicode quotes