[policy] Add Sibling Policy

[theBeginner86]

Notes for Reviewers

This PR fixes #

Signed commits

• Yes, I signed my commits.

[leecalcote]

LGTM (so far)

[aabidsofi19]

@theBeginner86 does it make ense to transform the response to :

group_objects_with_matching_fields : {
    label : { 
        <label-key> : [ { id : <component-id> , name : <component-name> } ... ] 
    } , 
   annotation : {} ,
   some-other-field : ....  // 
   }
}

[theBeginner86]

@theBeginner86 does it make ense to transform the response to :

group_objects_with_matching_fields : {
    label : { 
        <label-key> : [ { id : <component-id> , name : <component-name> } ... ] 
    } , 
   annotation : {} ,
   some-other-field : ....  // 
   }
}

done!

Following is the response:

group_objects_with_matching_fields : {
    labels : { 
        <label-key> : {
             <label-value>:  [ { id : <component-id> , name : <component-name> } ... ] }
    } , 
   annotations : {} ,
   some-other-field : ....  // 
   }
}

Here is a link to rego playground where you can test quickly https://play.openpolicyagent.org/p/YcqqNCLuJx 😄

[aabidsofi19]

@theBeginner86 Thank you 🚀