www/phalcon: Update to 2.0.1

• Update to 2.0.1
• Remove --prefix from CONFIGURE_ARGS (set by USE_PHPEXT)
• Remove --with-php-config from CONFIGURE_ARGS (set by USE_PHPEXT)
• Sort USE_* entries

PR: 200216
Submitted by: Franco Fichtner <franco opnsense org>
Approved by: maintainer <linpct gmail com>