CLSA-2026-1779121308 php: Fix of 3 CVEs

CVE-2026-7258: fix signed-char passing to ctype.h functions in urldecode and url parsing GHSA-m8rr-4c36-8gq4 - CVE-2026-7262: fix NULL check in tozvalmap using wrong variable xmlKey instead of xmlValue, causing crash in SOAP typemap decoding GHSA-hmxp-6pc4-f3vv - CVE-2026-7568: fix signed integer...