MINOR: [C++][Parquet] Fix lint failing on main (#50206)

### Rationale for this change

Main is currently failing linting due to this PR merge:
- #50025

### What changes are included in this PR?

Just run pre-commit lint on the file causing the issue.

### Are these changes tested?
Yes, see CI job

### Are there any user-facing changes?
No

Authored-by: Raúl Cumplido <raulcumplido@gmail.com>
Signed-off-by: Raúl Cumplido <raulcumplido@gmail.com>

Author: raulcd

cpp/src/parquet/types_test.cc

@@ -193,8 +193,8 @@ TEST(TypePrinter, StatisticsTypesShortValue) {
       FormatStatValue(Type::INT32, std::string("abc"), LogicalType::Decimal(6, 2)));
   ASSERT_NO_THROW(
       FormatStatValue(Type::INT64, std::string("abcdefg"), LogicalType::Decimal(18, 4)));
-  ASSERT_NO_THROW(
-      FormatStatValue(Type::FIXED_LEN_BYTE_ARRAY, std::string("a"), LogicalType::Float16()));
+  ASSERT_NO_THROW(FormatStatValue(Type::FIXED_LEN_BYTE_ARRAY, std::string("a"),
+                                  LogicalType::Float16()));
 }
 
 TEST(TestInt96Timestamp, Decoding) {