docs: add description for replaceSuggestions

Author: zardoy

src/configurationType.ts

@@ -131,6 +131,8 @@ export type Configuration = {
     /** Diagnostics (if not handled by eslint) & completions */
     // 'dotImportsMap.enable': boolean,
     /**
+     * One of the most powerful setting here. It lets you remove/edit any suggestion that comes from TS.
+     * **Please** try to always specify kind (e.g. variable) of the suggestion to ensure you don't remove word-suggestion or postfix snippet
      * @default []
      */
     replaceSuggestions: ReplaceRule[]