feat: Export builder::TryMapValueParser

Partial fix for #5065, allows using TypedValueParser::try_map to
implement a ValueParserFactory.

Author: 9999years

clap_builder/src/builder/mod.rs

@@ -57,6 +57,7 @@ pub use value_parser::PossibleValuesParser;
 pub use value_parser::RangedI64ValueParser;
 pub use value_parser::RangedU64ValueParser;
 pub use value_parser::StringValueParser;
+pub use value_parser::TryMapValueParser;
 pub use value_parser::TypedValueParser;
 pub use value_parser::ValueParser;
 pub use value_parser::ValueParserFactory;