skill picker update for cognitive

[ajefts]

Related to the work done in
#1241

...we have since migrated the Cognitive community to use the new groups structure (like Blockchain does). We need to update the skill picker and member settings page so that it uses the groups api instead of the member cert api (event registration).

[ajefts]

@sushilshinde Could you put this on your short list?

fyi @harshitmehta123

[sushilshinde]

sure