tests: new test for --insecure-options=capabilities
tests: new test for --insecure-options=capabilities

This test will run on all flavors except fly.

dgonyeo/rkt,nhlfr/rkt,alban/rkt,kinvolk/rkt,jakon89/rkt,yifan-gu/rkt,intelsdi-x/rkt,kinvolk/rkt,coreos/rkt,achanda/rkt,yifan-gu/rocket,lucasallan/rkt,rkt/rkt,jakon89/rkt,s-urbaniak/rkt,Wilybald/rkt,ybubnov/rkt,joshix/rkt,yifan-gu/rocket,joshix/rkt,yifan-gu/rocket,alban/rkt,cab105/rkt,lucasallan/rkt,joshix/rkt,rkt/rkt,nhlfr/rkt,yifan-gu/rkt,achanda/rkt,intelsdi-x/rkt,euank/rkt,coreos/rkt,jonboulle/rkt,ybubnov/rkt,Wilybald/rkt,jakon89/rkt,shobhit85/rkt,jonboulle/rkt,intelsdi-x/rkt,ybubnov/rkt,Shashwatsh/rkt,shobhit85/rkt,kinvolk/rkt,kinvolk/rkt,euank/rkt,nhlfr/rkt,Shashwatsh/rkt,sstabellini/rkt,lucasallan/rkt,cab105/rkt,Shashwatsh/rkt,Wilybald/rkt,joshix/rkt,coreos/rkt,s-urbaniak/rkt,squeed/rkt,yifan-gu/rkt,euank/rkt,squeed/rkt,rkt/rkt,sstabellini/rkt,cab105/rkt,alban/rkt,Wilybald/rkt,squeed/rkt,shobhit85/rkt,dgonyeo/rkt,rkt/rkt,s-urbaniak/rkt,sstabellini/rkt,achanda/rkt,jonboulle/rkt,dgonyeo/rkt,lucasallan/rkt