Add @rkpattnaik780 as emeritus reviewer in OWNERS file

[jiridanek]

Description

How Has This Been Tested?

Merge criteria:

• The commits are squashed in a cohesive manner and have meaningful messages.
• Testing instructions have been added in the PR body (for PRs involving changes that are not immediately obvious).
• The developer has manually tested the changes and verified that the changes work

[atheo89]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: atheo89

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Needs approval from an approver in each of these files:

• OWNERS [atheo89]

Approvers can indicate their approval by writing /approve in a comment
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[harshad16]

/cherrypick stable

[openshift-cherrypick-robot]

@harshad16: #347 failed to apply on top of branch "stable":

Applying: Add @rkpattnaik780 as emeritus reviewer in OWNERS file
Using index info to reconstruct a base tree...
M	OWNERS
Falling back to patching base and 3-way merge...
Auto-merging OWNERS
CONFLICT (content): Merge conflict in OWNERS
error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 Add @rkpattnaik780 as emeritus reviewer in OWNERS file
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".

In response to this:

/cherrypick stable

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