php: Update to version 5.2.6

php: Update to version 5.2.6
*Replaced the old version 5.2.5 with 5.2.6
beginning with `MTN:' are removed automatically. MTN: MTN: Current branch: org.openembedded.dev MTN: Changes against parent
5154bfc13d743e02fb1148028acbd96c161e3234 MTN: dropped packages/php/php-5.2.5 MTN: dropped
packages/php/php-5.2.5/acinclude-xml2-config.patch MTN: dropped packages/php/php-5.2.5/pear-makefile.patch MTN: dropped
packages/php/php_5.2.5.bb MTN: added packages/php/php-5.2.6 MTN: added packages/php/php_5.2.6.bb MTN:
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