Convert all of our test private keys to PKCS#8 PEM blobs.

Right now they're RSA PRIVATE KEY or EC PRIVATE KEY which requires a bit
more effort to parse. It means the PEM header is necessary to parse
these. OpenSSL and Go automagically convert the format, but other shims
(namely NSS) may not.

Change-Id: I9fa2767dcf1fe6ceeea546390759e1c364a8f16f
Reviewed-on: https://boringssl-review.googlesource.com/9020
Reviewed-by: Adam Langley <agl@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>

ssl/test/runner/ecdsa_p256_key.pem

@@ -1,8 +1,5 @@
------BEGIN EC PARAMETERS-----
-BggqhkjOPQMBBw==
------END EC PARAMETERS-----
------BEGIN EC PRIVATE KEY-----
-MHcCAQEEIAcPCHJ61KBKnN1ZyU2JaHcItW/JXTB3DujRyc4Ki7RqoAoGCCqGSM49
-AwEHoUQDQgAE5itp4r9ln5e+Lx4NlIpM1Zdrt6keDUb73ampHp3culoB59aXqAoY
-+cPEox5W4nyDSNsWGhz1HX7xlC1Lz3IiwQ==
------END EC PRIVATE KEY-----
+-----BEGIN PRIVATE KEY-----
+MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgBw8IcnrUoEqc3VnJ
+TYlodwi1b8ldMHcO6NHJzgqLtGqhRANCAATmK2niv2Wfl74vHg2UikzVl2u3qR4N
+Rvvdqakendy6WgHn1peoChj5w8SjHlbifINI2xYaHPUdfvGULUvPciLB
+-----END PRIVATE KEY-----

ssl/test/runner/ecdsa_p384_key.pem

@@ -1,6 +1,6 @@
------BEGIN EC PRIVATE KEY-----
-MIGkAgEBBDCVFIFNZ6y5EijVMUuDW+WJsQRAVxsZ+6ge1Nez2IoOr3+APs6+fj13
-0OJinFATXa2gBwYFK4EEACKhZANiAAQOdTJNqxiZ+B68tCZV4GEJwDJ18jK9gFzv
-efcEAQluBijjrMjflL+RZAT64ExWzedRMp9PD9CWTz9hG/Kz4q/l952YsIhy7LTG
-Xzwy7549WUOi+N3aW8psDjtwzWNZXqU=
------END EC PRIVATE KEY-----
+-----BEGIN PRIVATE KEY-----
+MIG2AgEAMBAGByqGSM49AgEGBSuBBAAiBIGeMIGbAgEBBDCVFIFNZ6y5EijVMUuD
+W+WJsQRAVxsZ+6ge1Nez2IoOr3+APs6+fj130OJinFATXa2hZANiAAQOdTJNqxiZ
++B68tCZV4GEJwDJ18jK9gFzvefcEAQluBijjrMjflL+RZAT64ExWzedRMp9PD9CW
+Tz9hG/Kz4q/l952YsIhy7LTGXzwy7549WUOi+N3aW8psDjtwzWNZXqU=
+-----END PRIVATE KEY-----

ssl/test/runner/ecdsa_p521_key.pem

@@ -1,7 +1,7 @@
------BEGIN EC PRIVATE KEY-----
-MIHbAgEBBEFqpd7S4UQqO2MJSylA8Ufq/qbUuebEJY6t1Oz76JZ0u0k+NdmmujWj
-ULcP4thAhX+xitUap+r86ud8FQCvdawUnKAHBgUrgQQAI6GBiQOBhgAEAUPROJki
-cKgJgMjroW+hpnS2eJSFo2TZieMQ+KR+ZgcPCy1uqRMSqcYCrekoXbL8wdMFcV0T
-QpwU4+zkm7wSAhyrAa8KTAc+Zm2+86t/6ck0d2bWBl8FTLT1/d9V7+YfB8zb74d3
-PniccrG1Cq91p+GYxXvtH+sG4jbgwspsyKHFGBAp
------END EC PRIVATE KEY-----
+-----BEGIN PRIVATE KEY-----
+MIHtAgEAMBAGByqGSM49AgEGBSuBBAAjBIHVMIHSAgEBBEFqpd7S4UQqO2MJSylA
+8Ufq/qbUuebEJY6t1Oz76JZ0u0k+NdmmujWjULcP4thAhX+xitUap+r86ud8FQCv
+dawUnKGBiQOBhgAEAUPROJkicKgJgMjroW+hpnS2eJSFo2TZieMQ+KR+ZgcPCy1u
+qRMSqcYCrekoXbL8wdMFcV0TQpwU4+zkm7wSAhyrAa8KTAc+Zm2+86t/6ck0d2bW
+Bl8FTLT1/d9V7+YfB8zb74d3PniccrG1Cq91p+GYxXvtH+sG4jbgwspsyKHFGBAp
+-----END PRIVATE KEY-----

ssl/test/runner/key.pem

@@ -1,27 +1,28 @@
------BEGIN RSA PRIVATE KEY-----
-MIIEogIBAAKCAQEAugvahBkSAUF1fC49vb1bvlPrcl80kop1iLpiuYoz4Qptwy57
-+EWssZBcHprZ5BkWf6PeGZ7F5AX1PyJbGHZLqvMCvViP6pd4MFox/igESISEHEix
-oiXCzepBrhtp5UQSjHD4D4hKtgdMgVxX+LRtwgW3mnu/vBu7rzpr/DS8io99p3lq
-Z1Aky+aNlcMj6MYy8U+YFEevb/V0lRY9oqwmW7BHnXikm/vi6sjIS350U8zb/mRz
-YeIs2R65LUduTL50+UMgat9ocewI2dv8aO9Dph+8NdGtg8LFYyTTHcUxJoMr1PTO
-gnmET19WJH4PrFwk7ZE1QJQQ1L4iKmPeQistuQIDAQABAoIBABz778UYqsdrTURV
-Z+UBdSOHq2ycDHKwA3OTpgHF2CM9HrCDs2iQYkEfflp+QWfZyLmF6/oN1EKb8wMs
-9QgwlcVCKrEY9QLVKjJOOu+fiFtL2dEWOiZKv7iYwDbBqpO/MSyUBPFWiF0ncfHN
-Ux857MeHYH0+vjYuE+VOsrgN9zmWsODXWGWLRJKjYqiulWHuJgMcVYearHIoVVTB
-pAVaiTYohKLXLZtZaYfKMPu6PIIFzlvcZvkRxz3B+xKce4Y5G/4XpQDXGDivedFu
-f0fts1lfUepMaOkfv4XxhRZgr5eJOfovGNCJRL9383tRNC8Mn9+/Ytwv3CnLmhOY
-MEeeAQECgYEA8ZbDcvTN+x4ILoJR7fFvnLjzbcTYxQliIzUfXUr3a9TotvGdQGPg
-QT0r+lASp0+T6ThY6sXzGP4/86CnSGmF9aYYHkB13B6wdaUvMqGhf6UyUjdmG/L/
-ZJfwodcnmF2jVRpngS5B/R+sCHFMQzGrNYvFVM7Ic4XJbgjRqCY/cFECgYEAxSTq
-Fp3LLH1gq7Lg1hKHlO9WYd/mw/ehhbNvQnSGx6XG8YVmIwPUTPMsWxj6KXsc6BnF
-dR1+o/BNbNMX2GSVdt68aDPWY/ZeQ5mQCUD8WFyHbt4eD7JYWS3d6fgxB427Cwv2
-r5NzOImYptRTDwSTLMCki9t8rKl6GP8p6K/ltOkCgYB2HrujOjR4AmAHtWovh6uF
-mhxTYDqIZCUah7+1EpFUpL2/rPSw5eRgoXMeKQZlzY/JKOa4q15HqxBDoxoHWqjH
-yZTjPasim9K1QrWH8OUQjwnCjxmasr3SRkO+LX9LjQTt+EIBNEfJZjHr0tFxzRgj
-zxoFdDEn4pLw/NjdeQ3tcQKBgG7GTEbDCXwJQz2XOKDxLn/wcDB02D07MuZmqdjE
-k0sxinUByR9Zsnw+k6jogwC17cs5V+tz1EoX59mDT73G3vk5NNK0df4bXGJNslKQ
-0npwG6WfZ3LYeq45iJ1EWYBuEjCl20pS5wZYwo7TdYxVvMEDyjHP9eErJbFQB2N5
-GvCpAoGAefEDU9WHx940utvpk9qV6qi4y6r7A++NlWJxaB0fhwTpzfK8tHXWuJYM
-DNdOi+RYEoPQzmbwEmfkBhZPkFUL/nO+wElqboZgZmpmQq8GV66vV3PdkQz5Chap
-z/TFb9OoWCjadJqEnTPHSGjOrkqMLP6/2g7OKLnbm89uqORgypg=
------END RSA PRIVATE KEY-----
+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----