[slonik] memberType in sql.array can be a string or another sql tagged template (#40445)

types/slonik/index.d.ts

@@ -300,7 +300,7 @@ export interface SqlTaggedTemplateType {
     <T = QueryResultRowType>(template: TemplateStringsArray, ...vals: ValueExpressionType[]): SqlSqlTokenType<T>;
     array: (
         values: PrimitiveValueExpressionType[],
-        memberType: string
+        memberType: TypeNameIdentifierType | SqlTokenType
     ) => ArraySqlTokenType;
     identifier: (
         names: string[]

types/slonik/slonik-tests.ts

@@ -405,6 +405,10 @@ const samplesFromDocs = async () => {
     await connection.query(sql`
       SELECT (${sql.array([1, 2, 3], 'int4')})
     `);
+
+    await connection.query(sql`
+      SELECT (${sql.array([1, 2, 3], sql`int[]`)})
+    `);
   };
 
   const sample3 = async () => {