community/php7-pecl-apcu: Fix build against PHP 7.3

[bratkartoffel]

When building against PHP 7.3.0 the build fails due to missing pcre2
headers. This commit adds this dependency.

In file included from /aports/community/php7-pecl-apcu/src/apcu-5.1.16/apc_iterator.h:27,
                 from /aports/community/php7-pecl-apcu/src/apcu-5.1.16/php_apc.c:34:
/usr/include/php7/ext/pcre/php_pcre.h:27:10: fatal error: pcre2.h: No such file or directory
 #include "pcre2.h"
          ^~~~~~~~~
compilation terminated.
make: *** [Makefile:202: php_apc.lo] Error 1

Relates to #5863

[stale]

This pull request has been automatically marked as stale because it has not had activity in the last 60 days. It will be automatically closed if no further activity occurs in the next 14 days. If you are still waiting for a review or response from one of our developers you can leave a comment to remove the stale label. If you know the username of the maintainer of the aport you could try to mention the username in the comment. You can also join our IRC channels on freenode and see if you can find an available developer. Thank you for your contributions.

[J0WI]

Suggested change

	pkgver=5.1.16
	pkgver=5.1.17

[andypost]

The reason behind this pr is fix s/pcre/pcre2 and bump pkgrel, not the version https://pecl.php.net/package-changelog.php?package=APCu&release=5.1.17

[TBK]

@andypost status?

[bratkartoffel]

outdated

[TBK]

Merged with commit f34b568