[Xline] Variables can be used directly in the format! string

[Phoenix500526]

Inline variables in a format string and eliminate these warnings.

cargo clippy
    Checking curp v0.1.0 (/home/jiawei/Xline/curp)
error: variables can be used directly in the `format!` string
   --> curp/src/client.rs:252:58
    |
252 |                     return Err(ProposeError::SyncedError(format!("{:?}", e)));
    |                                                          ^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
note: the lint level is defined here
   --> curp/src/lib.rs:44:5
    |
44  |     clippy::pedantic,
    |     ^^^^^^^^^^^^^^^^
    = note: `#[deny(clippy::uninlined_format_args)]` implied by `#[deny(clippy::pedantic)]`
help: change this to
    |
252 -                     return Err(ProposeError::SyncedError(format!("{:?}", e)));
252 +                     return Err(ProposeError::SyncedError(format!("{e:?}")));
    |

error: variables can be used directly in the `format!` string
   --> curp/src/server/mod.rs:167:17
    |
167 |                 format!("0.0.0.0:{}", port)
    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
help: change this to
    |
167 -                 format!("0.0.0.0:{}", port)
167 +                 format!("0.0.0.0:{port}")
    |

error: variables can be used directly in the `format!` string
   --> curp/src/server/mod.rs:169:60
    |
169 |                     .map_err(|e| ServerError::ParsingError(format!("{}", e)))?,
    |                                                            ^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
help: change this to
    |
169 -                     .map_err(|e| ServerError::ParsingError(format!("{}", e)))?,
169 +                     .map_err(|e| ServerError::ParsingError(format!("{e}")))?,
    |

error: variables can be used directly in the `format!` string
   --> curp/src/server/mod.rs:403:45
    |
403 |             tonic::Status::invalid_argument(format!("propose cmd decode failed: {}", e))
    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
help: change this to
    |
403 -             tonic::Status::invalid_argument(format!("propose cmd decode failed: {}", e))
403 +             tonic::Status::invalid_argument(format!("propose cmd decode failed: {e}"))
    |

error: variables can be used directly in the `format!` string
   --> curp/src/server/mod.rs:483:45
    |
483 |             tonic::Status::invalid_argument(format!("wait_synced id decode failed: {}", e))
    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
help: change this to
    |
483 -             tonic::Status::invalid_argument(format!("wait_synced id decode failed: {}", e))
483 +             tonic::Status::invalid_argument(format!("wait_synced id decode failed: {e}"))
    |

error: variables can be used directly in the `format!` string
   --> curp/src/server/mod.rs:584:50
    |
584 |             .map_err(|e| tonic::Status::internal(format!("encode or decode error, {}", e)))?;
    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
help: change this to
    |
584 -             .map_err(|e| tonic::Status::internal(format!("encode or decode error, {}", e)))?;
584 +             .map_err(|e| tonic::Status::internal(format!("encode or decode error, {e}")))?;
    |

error: could not compile `curp` due to 6 previous errors