SSL: remove no longer needed local workarounds for BoringSSL.
SSL: remove no longer needed local workarounds for BoringSSL.

This commit reverts the following changes:

5c2e8a4 SSL: guard use of SSL_R_NO_CIPHERS_SPECIFIED.
5f24282 SSL: guard use of SSL_R_BLOCK_CIPHER_PAD_IS_WRONG.

Change-Id: Ie318e2f5ebe715c3674e775eb9f175de0007f5a3
Signed-off-by: Piotr Sikora <ba6f3a1a6d7e1ecae91b31e93969cc392fbd0fdd@google.com>
Reviewed-on: https://nginx-review.googlesource.com/2401
Reviewed-by: Gurgen Hrachyan <50162806b3b8928bb34df830cfc0ce042562ff4e@google.com>

firebase/nginx,firebase/nginx,firebase/nginx,firebase/nginx