got rid of last empty lines

Author: lifthrasiir

src/test/compile-fail/no-binary-float-literal.rs

@@ -15,4 +15,3 @@ fn main() {
     0b101.010;
     0b101p4f;
 }
-

src/test/compile-fail/no-hex-float-literal.rs

@@ -15,4 +15,3 @@ fn main() {
     0x567.89;
     0xDEAD.BEEFp-2f;
 }
-