feat: dedup values passed to PostgrestFilterBuilder.in (#517)

Author: travis-humata

src/PostgrestFilterBuilder.ts

@@ -239,7 +239,7 @@ export default class PostgrestFilterBuilder<
    * @param values - The values array to filter with
    */
   in(column: string, values: readonly unknown[]): this {
-    const cleanedValues = values
+    const cleanedValues = Array.from(new Set(values))
       .map((s) => {
         // handle postgrest reserved characters
         // https://postgrest.org/en/v7.0.0/api.html#reserved-characters