feat: parse DataType::Union, DataType::Map, DataType::RunEndEncoded (#8765)

# Which issue does this PR close?

- Closes #8648

# Rationale for this change

Parse `DataType::Union`, `DataType::Map` and `DataType::RunEndEncoded`.

# What changes are included in this PR?

- Add `parse_union`, `parse_map`, and `parse_run_encoded`.
- Refactor `parse_list_field_name` -> `parse_list_field` to remove
duplicated codes.

# Are these changes tested?

Yes, new test added.

# Are there any user-facing changes?

Yes. Relate to #8351

Author: dqkqd

arrow-schema/src/datatype_display.rs

@@ -135,8 +135,9 @@ impl fmt::Display for DataType {
                 Ok(())
             }
             Self::Union(union_fields, union_mode) => {
-                write!(f, "Union({union_mode:?}, ")?;
+                write!(f, "Union({union_mode:?}")?;
                 if !union_fields.is_empty() {
+                    write!(f, ", ")?;
                     let fields_str = union_fields
                         .iter()
                         .map(|v| {