feat(eslint-plugin): [naming-convention] improve performance by removing unnecessary selectors (#6376)

* feat(eslint-plugin): [naming-convention] improve performance by removing unnecessary selectors

* Non-nullable validators

* Undo yarn.lock changes

---------

Co-authored-by: Josh Goldberg <[email protected]>

Author: bradzacher

packages/eslint-plugin/src/rules/naming-convention-utils/types.ts

@@ -64,7 +64,7 @@ type ValidatorFunction = (
   node: TSESTree.Identifier | TSESTree.PrivateIdentifier | TSESTree.Literal,
   modifiers?: Set<Modifiers>,
 ) => void;
-type ParsedOptions = Record<SelectorsString, null | ValidatorFunction>;
+type ParsedOptions = Record<SelectorsString, ValidatorFunction>;
 type Context = Readonly<TSESLint.RuleContext<MessageIds, Options>>;
 
 export type {