feat: collection_methods_unrelated_type

dart-archive/linter#3692

Author: mockturtl

CHANGELOG.md

@@ -1,3 +1,11 @@
+## HEAD
+
+**Prerelease**
+
+[[email protected]][]
+
+- `collection_methods_unrelated_type` [dart-lang/linter#3692][]
+
 ## [2.19.0-2][2.19.0]
 
 **Prerelease**
@@ -106,6 +114,7 @@
 [2.13.0]: https://github.com/dart-lang/sdk/blob/master/CHANGELOG.md#2130
 [2.12.0]: https://github.com/dart-lang/sdk/blob/master/CHANGELOG.md#2120---2021-03-03
 
+[[email protected]]: https://pub.dev/packages/linter/changelog#1300
 [[email protected]]: https://pub.dev/packages/linter/changelog#1280
 [[email protected]]: https://pub.dev/packages/linter/changelog#1260
 [[email protected]]: https://pub.dev/packages/linter/changelog#1250
@@ -154,3 +163,4 @@
 [dart-lang/linter#3497]: https://github.com/dart-lang/linter/pull/3497
 [dart-lang/linter#3513]: https://github.com/dart-lang/linter/pull/3513
 [dart-lang/linter#3567]: https://github.com/dart-lang/linter/pull/3567
+[dart-lang/linter#3692]: https://github.com/dart-lang/linter/pull/3692

lib/analysis_options.2.19.0.yaml

@@ -58,6 +58,7 @@ linter:
     - cascade_invocations
     - cast_nullable_to_non_nullable
     - close_sinks
+    - collection_methods_unrelated_type
     - combinators_ordering
     - comment_references
     - conditional_uri_does_not_exist