Remove baojr from maintainers (envoyproxy#201)

I no longer work for Square and I am not currently involved in this
project.

Signed-off-by: Garrett Bourg <[email protected]>

Author: baojr

OWNERS.md

@@ -8,7 +8,6 @@
 * Rama Chavali ([ramaraochavali](https://github.com/ramaraochavali)) ([email protected])
 * Ben Hoyt ([b-hoyt](https://github.com/b-hoyt)) ([email protected])
 * Snow Pettersen ([snowp](https://github.com/snowp)) ([email protected])
-* Garrett Bourg ([baojr](https://github.com/baojr)) ([email protected])
 * Michael Puncel ([mpuncel](https://github.com/mpuncel)) ([email protected])
 * Dariusz Jędrzejczyk ([chemicL](https://github.com/chemicL)) ([email protected])
 * Krzysztof Słonka ([slonka](https://github.com/slonka)) ([email protected])