Relax f32 thresholds.

Author: calder

library/std/tests/floats/f32.rs

@@ -921,9 +921,9 @@ fn test_algebraic() {
     let a: f32 = 123.0;
     let b: f32 = 456.0;
 
-    assert_approx_eq!(a.algebraic_add(b), a + b, 1e-3);
-    assert_approx_eq!(a.algebraic_sub(b), a - b, 1e-3);
+    assert_approx_eq!(a.algebraic_add(b), a + b, 1e-2);
+    assert_approx_eq!(a.algebraic_sub(b), a - b, 1e-2);
     assert_approx_eq!(a.algebraic_mul(b), a * b, 1e-1);
-    assert_approx_eq!(a.algebraic_div(b), a / b, 1e-6);
-    assert_approx_eq!(a.algebraic_rem(b), a % b, 1e-3);
+    assert_approx_eq!(a.algebraic_div(b), a / b, 1e-5);
+    assert_approx_eq!(a.algebraic_rem(b), a % b, 1e-2);
 }