Stabilize nan-comparison (PLW0177) (#18559)

Author: dylwil3

crates/ruff_linter/src/codes.rs

@@ -281,7 +281,7 @@ pub fn code_to_rule(linter: Linter, code: &str) -> Option<(RuleGroup, Rule)> {
         #[cfg(any(feature = "test-rules", test))]
         (Pylint, "W0101") => (RuleGroup::Preview, rules::pylint::rules::UnreachableCode),
         (Pylint, "W0108") => (RuleGroup::Preview, rules::pylint::rules::UnnecessaryLambda),
-        (Pylint, "W0177") => (RuleGroup::Preview, rules::pylint::rules::NanComparison),
+        (Pylint, "W0177") => (RuleGroup::Stable, rules::pylint::rules::NanComparison),
         (Pylint, "W0120") => (RuleGroup::Stable, rules::pylint::rules::UselessElseOnLoop),
         (Pylint, "W0127") => (RuleGroup::Stable, rules::pylint::rules::SelfAssigningVariable),
         (Pylint, "W0128") => (RuleGroup::Stable, rules::pylint::rules::RedeclaredAssignedName),