Regenerate the long-lived test certificates to use SHA-256

net/data/ssl/certificates/768-rsa-ee-by-prime256v1-ecdsa-intermediate.pem

 Certificate:
     Data:
         Version: 1 (0x0)
-        Serial Number: 236 (0xec)
-        Signature Algorithm: ecdsa-with-SHA1
+        Serial Number: 1 (0x1)
+    Signature Algorithm: ecdsa-with-SHA256
         Issuer: CN=prime256v1 ecdsa Test intermediate CA
         Validity
-            Not Before: Dec 12 22:47:53 2011 GMT
-            Not After : Dec  9 22:47:53 2021 GMT
+            Not Before: Aug 14 02:47:20 2014 GMT
+            Not After : Aug 11 02:47:20 2024 GMT
         Subject: C=US, ST=California, L=Mountain View, O=Test CA, CN=127.0.0.1
         Subject Public Key Info:
             Public Key Algorithm: rsaEncryption
-            RSA Public Key: (768 bit)
-                Modulus (768 bit):
-                    00:9f:be:cd:ca:eb:45:e5:2a:77:c6:d2:82:b8:22:
-                    9b:44:d5:d8:04:34:af:8e:35:ba:83:d2:fa:0d:64:
-                    e4:1c:4e:1b:34:8b:db:a2:1b:67:36:fb:8d:ac:3b:
-                    52:71:aa:77:63:e7:a5:3b:a5:1c:ae:7a:7f:1e:8c:
-                    98:ac:e8:19:67:ca:a0:fc:fb:df:57:3c:6c:b1:85:
-                    bb:7c:a6:15:df:13:82:34:e7:84:7b:75:c7:69:ed:
-                    f3:8f:77:63:af:6f:29
+                Public-Key: (768 bit)
+                Modulus:
+                    00:d9:4a:ff:53:b8:fd:b8:97:11:f5:78:5a:13:eb:
+                    f7:65:1c:ee:13:e1:69:7c:9a:e2:ce:93:84:17:93:
+                    d0:d2:fc:49:e2:8c:0c:53:0a:39:ae:ab:31:b9:52:
+                    c4:35:95:c5:2f:fd:48:ea:6a:b5:cb:04:12:ad:4d:
+                    36:d1:09:43:e8:f3:a7:8f:5d:1e:69:8b:ab:69:13:
+                    53:8d:9f:53:06:a2:77:f4:a6:8d:f8:a1:11:f2:34:
+                    47:f5:14:85:04:fa:65
                 Exponent: 65537 (0x10001)
         X509v3 extensions:
             X509v3 Subject Alternative Name: 
                 IP Address:127.0.0.1
-    Signature Algorithm: ecdsa-with-SHA1
-        30:45:02:20:76:9c:1b:cf:23:dd:36:94:7a:8e:76:80:b8:4a:
-        f1:c9:d0:d0:ca:5c:81:57:e3:cf:21:43:63:72:03:56:f8:5d:
-        02:21:00:fe:01:ba:f2:5e:ad:ca:2f:56:2f:b3:6d:82:cd:72:
-        9c:22:2d:0e:10:04:e0:55:e0:d3:c7:4b:a1:60:8d:2c:2b
+    Signature Algorithm: ecdsa-with-SHA256
+         30:44:02:20:76:92:b0:1c:af:d4:42:7b:9b:2b:24:66:a6:49:
+         99:38:f9:ed:26:94:67:ce:bc:0a:d7:d9:d1:56:c5:c5:82:3d:
+         02:20:06:d2:6e:f5:9a:c8:ed:04:26:22:e3:bb:1b:27:bc:23:
+         1c:ff:ae:ad:f8:7a:98:6f:71:2f:35:08:6f:e5:53:fb
 -----BEGIN CERTIFICATE-----
-MIIBrzCCAVYCAgDsMAkGByqGSM49BAEwMDEuMCwGA1UEAwwlcHJpbWUyNTZ2MSBl
-Y2RzYSBUZXN0IGludGVybWVkaWF0ZSBDQTAeFw0xMTEyMTIyMjQ3NTNaFw0yMTEy
-MDkyMjQ3NTNaMGAxCzAJBgNVBAYTAlVTMRMwEQYDVQQIDApDYWxpZm9ybmlhMRYw
+MIIBrzCCAVYCAQEwCgYIKoZIzj0EAwIwMDEuMCwGA1UEAwwlcHJpbWUyNTZ2MSBl
+Y2RzYSBUZXN0IGludGVybWVkaWF0ZSBDQTAeFw0xNDA4MTQwMjQ3MjBaFw0yNDA4
+MTEwMjQ3MjBaMGAxCzAJBgNVBAYTAlVTMRMwEQYDVQQIDApDYWxpZm9ybmlhMRYw
 FAYDVQQHDA1Nb3VudGFpbiBWaWV3MRAwDgYDVQQKDAdUZXN0IENBMRIwEAYDVQQD
-DAkxMjcuMC4wLjEwfDANBgkqhkiG9w0BAQEFAANrADBoAmEAn77NyutF5Sp3xtKC
-uCKbRNXYBDSvjjW6g9L6DWTkHE4bNIvbohtnNvuNrDtScap3Y+elO6Ucrnp/HoyY
-rOgZZ8qg/PvfVzxssYW7fKYV3xOCNOeEe3XHae3zj3djr28pAgMBAAGjEzARMA8G
-A1UdEQQIMAaHBH8AAAEwCQYHKoZIzj0EAQNIADBFAiB2nBvPI902lHqOdoC4SvHJ
-0NDKXIFX488hQ2NyA1b4XQIhAP4BuvJercovVi+zbYLNcpwiLQ4QBOBV4NPHS6Fg
-jSwr
+DAkxMjcuMC4wLjEwfDANBgkqhkiG9w0BAQEFAANrADBoAmEA2Ur/U7j9uJcR9Xha
+E+v3ZRzuE+FpfJrizpOEF5PQ0vxJ4owMUwo5rqsxuVLENZXFL/1I6mq1ywQSrU02
+0QlD6POnj10eaYuraRNTjZ9TBqJ39KaN+KER8jRH9RSFBPplAgMBAAGjEzARMA8G
+A1UdEQQIMAaHBH8AAAEwCgYIKoZIzj0EAwIDRwAwRAIgdpKwHK/UQnubKyRmpkmZ
+OPntJpRnzrwK19nRVsXFgj0CIAbSbvWayO0EJiLjuxsnvCMc/66t+HqYb3EvNQhv
+5VP7
 -----END CERTIFICATE-----