tests: Add forgotten files for expired IMSI privacy cert tests

Fixes: 426932f061 ("tests: EAP-AKA and expired imsi_privacy_key")
Signed-off-by: Jouni Malinen <quic_jouni@quicinc.com>

tests/hwsim/auth_serv/imsi-privacy-key-2.pem

@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----