Fix optimizer expected log format.

Optimizer log format was changed on a different branch, and this test
was written using that new format, which is not recognized on current
master.

original commit: bdf1073f174d5101fb94a7bd3257da7fec90c9cc

collects/tests/typed-scheme/optimizer/tests/float-real.rkt

@@ -1,7 +1,7 @@
 #;
 (
-float-real.rkt 13:1 + -- binary float
-float-real.rkt 14:1 + -- binary float
+float-real.rkt line 13 col 1 - + - binary float
+float-real.rkt line 14 col 1 - + - binary float
 5.3
 8.7
 14.26