fix: run cargo fmt

stdlib/src/cmath.rs

@@ -136,14 +136,14 @@ mod cmath {
     #[pyfunction]
     fn sinh(z: IntoPyComplex) -> Complex64 {
         z.to_complex().sinh()
-    } 
+    }
 
     /// Return the hyperbolic cosine of z.
     #[pyfunction]
     fn cosh(z: IntoPyComplex) -> Complex64 {
         z.to_complex().cosh()
     }
-   
+
     /// Return the inverse hyperbolic sine of z.
     #[pyfunction]
     fn asinh(z: IntoPyComplex) -> Complex64 {