Test /openssl/write_exactly_same fails with OpenSSL 1.1.1
With 1.1.1c, the PEM headers are ordered differently from the reference output:
- -----BEGIN RSA PRIVATE KEY-----\x0AProc-Type: 4,ENCRYPTED\x0ADEK-Info: DES-EDE3-CBC,24522D4CE5F5CD7B\x0A
+ -----BEGIN RSA PRIVATE KEY-----\x0ADEK-Info: DES-EDE3-CBC,24522D4CE5F5CD7B\x0AProc-Type: 4,ENCRYPTED\x0A