Remove `#ifdef GCC_GE_7` around `caf_team_t` `type_def`
Remove `#ifdef GCC_GE_7` around `caf_team_t` `type_def`

 This will allow successful compilation with 6.x. Not sure if there is any
 danger in doing this. Thoughts @afanfa & @vehre?

sourceryinstitute/opencoarrays,sourceryinstitute/opencoarrays,sourceryinstitute/opencoarrays