Removal from OWNERS

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**What type of PR is this:**

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/kind cleanup

**What does this PR do / why we need it:**

No longer reviewing / approving the project.

Thanks all for the wonderful years working on `odo`!

**Which issue(s) this PR fixes:**
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N/A

Signed-off-by: Charlie Drage <charlie@charliedrage.com>

OWNERS

@@ -5,12 +5,10 @@ approvers:
 - dharmit
 - valaparthvi
 - feloy
-- cdrage
 - rm3l
 
 reviewers:
 - dharmit
 - valaparthvi
 - feloy
-- cdrage
 - rm3l