added capitalize List<String>

lib/src/string_capitalize_base.dart

@@ -1,6 +1,13 @@
 /// Matches all characteres
 final foundLetters = RegExp(r'\w+');
 
+extension ListCapilize on List<String> {
+  /// Update the first letter to capital  all items of this List<String>
+  List<String> capitalize() {
+    return map((e) => e.capitalize()).toList();
+  }
+}
+
 extension StringCapitalize on String {
   /// Does transform uppercase first letter of this string
   /// and this is be empty, returns an empty

test/string_capitalize_test.dart

@@ -90,5 +90,13 @@ void main() {
         expect('dart'.startsWithCapital(), false);
       });
     });
+
+    group('capitalize list', () {
+      test('should be capitalize all items', () {
+        final result = ['peter', 'parker', 'and', 'mary', 'jane'].capitalize();
+
+        expect(result, ['Peter', 'Parker', 'And', 'Mary', 'Jane']);
+      });
+    });
   });
 }