refactor: Enable more clang-tidy readability checks (#6595)

Co-authored-by: Sergey Kuznetsov <kuzzz99@gmail.com>

src/test/app/Credentials_test.cpp

@@ -522,6 +522,7 @@ struct Credentials_test : public beast::unit_test::suite
                     directory::adjustOwnerNode);
                 BEAST_EXPECT(res1);
 
+                // NOLINTNEXTLINE(readability-suspicious-call-argument)
                 auto const jv = credentials::create(issuer, subject, credType);
                 env(jv, ter(tecDIR_FULL));
                 // Free one directory entry by using a ticket