Update EC certs to use NIST-256 and NIST-384
diff --git a/tests/data_files/server4.crt b/tests/data_files/server4.crt
index ccebbd8..96b1aa7 100644
--- a/tests/data_files/server4.crt
+++ b/tests/data_files/server4.crt
@@ -1,15 +1,18 @@
-----BEGIN CERTIFICATE-----
-MIICRDCCAeugAwIBAgIBBDAJBgcqhkjOPQQBMD4xCzAJBgNVBAYTAk5MMREwDwYD
-VQQKEwhQb2xhclNTTDEcMBoGA1UEAxMTUG9sYXJzc2wgVGVzdCBFQyBDQTAeFw0x
-MzA4MDkwNzU3NTdaFw0yMzA4MDcwNzU3NTdaMDQxCzAJBgNVBAYTAk5MMREwDwYD
-VQQKEwhQb2xhclNTTDESMBAGA1UEAxMJbG9jYWxob3N0MIGfMA0GCSqGSIb3DQEB
-AQUAA4GNADCBiQKBgQCrySYRCWA2hMyRyGXtO58nVCboGjDXfw+T78yfzrQUFMmG
-sMsrjnVriz8TboJla9G5l0BO/KVInrs4X5CBJkAy1TZoJy8QJoYwfDFXQ+x2hH9l
-23BF0Mom1frAJl/ju9TzIhqGM2zCFcVHH1ACCxstDp9nqEWN1B0YVW02th8pHwID
-AQABo4GdMIGaMAkGA1UdEwQCMAAwHQYDVR0OBBYEFBfZRL1Q6LhG2+zv4wFMS8Yw
-taURMG4GA1UdIwRnMGWAFLxA77numrs2OeEtqaK6LLumvRBxoUKkQDA+MQswCQYD
-VQQGEwJOTDERMA8GA1UEChMIUG9sYXJTU0wxHDAaBgNVBAMTE1BvbGFyc3NsIFRl
-c3QgRUMgQ0GCCQCtQnl2nnL24TAJBgcqhkjOPQQBA0gAMEUCICi0VueSFiU2O5MP
-LBPbu0Lsm4kCbWJA34HteefA29wWAiEAne8oWL9ILDpqhuB0wEv5PpKMuXLC2A1e
-ATV35ATh3EM=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-----END CERTIFICATE-----