remove recursion limit (#3348)
According to the
[doc](https://doc.rust-lang.org/reference/attributes/limits.html), the
default is 128, so no point to specify limit with 128
Co-authored-by: 
Bastian Köcher <[email protected]>
According to the
[doc](https://doc.rust-lang.org/reference/attributes/limits.html), the
default is 128, so no point to specify limit with 128
Co-authored-by: Bastian Köcher <[email protected]>