Remove f32 exhaustive lexical r/t (same as ryu)

Author: aldanor

tests/test_exhaustive.rs

@@ -9,15 +9,3 @@ fn test_f32_exhaustive_ryu() {
         assert!(a == b || (a.is_nan() && b.is_nan()));
     }
 }
-
-#[test]
-#[ignore]
-fn test_f32_exhaustive_lexical() {
-    let mut buf = [0; 1024];
-    for i in 0..0xFFFF_FFFF_u32 {
-        let a: f32 = unsafe { core::mem::transmute(i) };
-        let s = lexical_core::write(a, &mut buf);
-        let b: f32 = fast_float::parse(s).unwrap();
-        assert!(a == b || (a.is_nan() && b.is_nan()));
-    }
-}