refactor(ast): simplify generated code for GetSpan

[overlookmotel]

Generated code for GetSpan was excessively verbose. Simplify it.

[overlookmotel]

• refactor(ast): rename #[estree(always_flatten)] attr to #[estree(flatten)] #8871
• feat(ast_tools): generate mapping of trait name to crate in oxc_ast_macros #8870
• refactor(span)!: export ContentEq trait from root of oxc_span crate #8869
• refactor(ast): communicate type of RegExpFlags to oxc_ast_tools with alias type #8868
• refactor(syntax): add #[ast] attr to semantic ID types #8867
• feat(ast_tools): allow defining foreign types with #[ast(foreign = ...)] #8866
• feat(ast_tools): Support NonZero* primitives #8865
• refactor(ast): shorten generated code for numbers #8864
• refactor(ast): re-order generated code #8863
• refactor(ast): remove unneeded lint attrs from generated code #8862
• refactor(ast): simplify generated code for GetSpan #8861 👈 (View in Graphite)
• main

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[codspeed-hq]

CodSpeed Performance Report

Merging #8861 will not alter performance

_{Comparing 02-02-refactor_ast_simplify_generated_code_for_getspan_ (73954ae) with main (d6d13dd)}

Summary

✅ 33 untouched benchmarks