Re-enable QuicConnectionTest::AckNeedsRetransmittableFrames when multiple packet number spaces are used by setting the encryption level.

gfe-relnote: n/a (Test only)
PiperOrigin-RevId: 247431522
Change-Id: I9110527ba590c527130d36455b87eef5c9d99ee6

quic/core/quic_connection_test.cc

diff --git a/quic/core/quic_connection_test.cc b/quic/core/quic_connection_test.cc
index c401682..8995d00 100644
--- a/quic/core/quic_connection_test.cc
+++ b/quic/core/quic_connection_test.cc
@@ -2616,9 +2616,7 @@
 }
 
 TEST_P(QuicConnectionTest, AckNeedsRetransmittableFrames) {
-  if (connection_.SupportsMultiplePacketNumberSpaces()) {
-    return;
-  }
+  connection_.SetDefaultEncryptionLevel(ENCRYPTION_FORWARD_SECURE);
   EXPECT_CALL(visitor_, OnSuccessfulVersionNegotiation(_));
   EXPECT_CALL(visitor_, OnStreamFrame(_)).Times(99);