package/libmodsecurity: bump to version 3.0.7

Switch to pcre2 as pcre is deprecated

https://github.com/SpiderLabs/ModSecurity/releases/tag/v3.0.7



Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>