Add 1.26.2 release notes to changelog
Add 1.26.2 release notes to changelog

Signed-off-by: aiordache <39812d7fd70a462e93ee0815a2f4c75f6a164b2e@docker.com>

thaJeztah/compose,vdemeester/compose,thaJeztah/compose,vdemeester/compose