lang/php8[01]: Unbreak with libressl*

lang/php8[01] builds fine with libressl*. Reverting previous partial
commit. Although it takes minor tweaking on unsetting TLS_SRP on
ftp/curl.

PR: 261903
Reported by: vishwin rozhuk.im@gmail.com
Approved by: tz (private email)
Sponsored by: Bounce Experts