[composer] Replace self.version with ~2.4
[composer] Replace self.version with ~2.4

version 2.4.* is LTS as should be the minimum required version

Maks3w/zend-inputfilter,akrabat/zend-inputfilter,MadCat34/zend-inputfilter,Blinden/zend-inputfilter,stefanotorresi/zend-inputfilter,zendframework/zend-inputfilter,akomm/zend-inputfilter,weierophinney/zend-inputfilter,zf2timo/zend-inputfilter