Update CODEOWNERS

Include people who are managing realtime runs as CODEOWNERS.

.github/CODEOWNERS

@@ -3,7 +3,7 @@
 
 # These owners will be the default owners for everything in the repo.
 #*       @defunkt
-*       @JulieSchramm @mkavulich @gsketefian @JeffBeck-NOAA @RatkoVasic-NOAA @BenjaminBlake-NOAA
+*       @christinaholtNOAA @chunhuazhou @CurtisAlexander-NOAA @hu5970 @jaymes-kenyon @JeffBeck-NOAA @terraladwig @TrevorAlcott-NOAA
 
 # Order is important. The last matching pattern has the most precedence.
 # So if a pull request only touches javascript files, only these owners