Convert rz_str_new to rz_str_dup

[HN026]

Your checklist for this pull request

• I've read the guidelines for contributing to this repository
• I made sure to follow the project's coding style
• I've documented or updated the documentation of every function and struct this PR changes. If not so I've explained why.
• I've added tests that prove my fix is effective or that my feature works (if possible)
• I've updated the rizin book with the relevant information (if needed)

Detailed description

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Test plan

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Closing issues

Partially addresses #1176
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[wargio]

nice changes!

[wargio]

Good job! fix the declarations and it can be merged.

[XVilka]

1. ../librz/core/cmd/cmd_eval.c:100: error: identifier expected
2. Please rebase on top of the latest dev

[XVilka]

Run python3 rz-bindgen/src/lint.py \
Translation unit diagnostic at <rizin/librz/core/cmd/cmd_eval.c:100:2>: expected expression
Translation unit diagnostic at <rizin/librz/core/cmd/cmd_eval.c:102:19>: use of undeclared identifier 'tmp'
Process completed with exit code 2.

Also formatting.

[HN026]

1. ../librz/core/cmd/cmd_eval.c:100: error: identifier expected

   2. Please rebase on top of the latest dev

Run python3 rz-bindgen/src/lint.py \
Translation unit diagnostic at <rizin/librz/core/cmd/cmd_eval.c:100:2>: expected expression
Translation unit diagnostic at <rizin/librz/core/cmd/cmd_eval.c:102:19>: use of undeclared identifier 'tmp'
Process completed with exit code 2.

Also formatting.

I've formatted all the files I've touched, Idk why it's breaking there.

[XVilka]

See the CI logs for the error messages, formatting also.

[HN026]

See the CI logs for the error messages, formatting also.

Sure

[Rot127]

@HN026 The error might come from a different clang-format version on your side. Currently we have clang-format-16 in the CI.

[HN026]

@HN026 The error might come from a different clang-format version on your side. Currently we have clang-format-16 in the CI.

Yup I noticed will be pushing changes by evening.