Merge pull request swiftlang#6874 from jrose-apple/CODE_OWNERS

Update CODE_OWNERS.txt

Author: jrose-apple

CODE_OWNERS.TXT

@@ -4,49 +4,85 @@ They are also the gatekeepers for their part of Swift, with the final word on
 what goes in or not.
 
 The list is sorted by surname and formatted to allow easy grepping and
-beautification by scripts.  The fields are: name (N), email (E), web-address
-(W), description (D).
+beautification by scripts.  The fields are: name (N), email (E),
+GitHub account (G), description (D).
 
 N: Ben Cohen
 E: [email protected]
+G: airspeedswift
 D: Swift standard library
 
+N: Brian Croom
+E: [email protected]
+G: briancroom
+D: XCTest overlay
+
 N: Erik Eckstein
 E: [email protected]
+G: eeckstein
 D: SILOptimizer
 
 N: Xi Ge
 E: [email protected]
+G: nkcsgexi
 D: Markup, Migrator, lib/Syntax
 
 N: Doug Gregor
 E: [email protected]
+G: DougGregor
 D: AST, Basic, Parse, Sema
 
 N: Joe Groff
 E: [email protected]
+G: jckarter
 D: SIL, SILGen, everything in Swift not covered by someone else
 
 N: Argyrios Kyrzidis
 E: [email protected]
-D: IDE, SourceKit, swift-ide-test
+G: akyrtzi
+D: IDE, Index, SourceKit, swift-ide-test
 
 N: Luke Larson
 E: [email protected]
+G: lplarson
 D: Swift Benchmark Suite
 
 N: John McCall
 E: [email protected]
+G: rjmccall
 D: Demangler, IRGen, Runtime
 
+N: Max Moiseev
+E: [email protected]
+G: moiseev
+D: Apple contact for non-corelibs overlays
+
+N: Tony Parker
+E: [email protected]
+G: parkera
+D: Foundation overlay
+
 N: Slava Pestov
 E: [email protected]
+G: slavapestov
 D: Reflection, SwiftRemoteMirror
 
+N: Adrian Prantl
+E: [email protected]
+G: adrian-prantl
+D: Debug info
+
 N: Jordan Rose
 E: [email protected]
-D: ClangImporter, Serialization, (Objective-)C printer, Driver
+G: jrose-apple
+D: ClangImporter, Serialization, PrintAsObjC, Driver, Frontend
+
+N: Daniel Steffen
+E: [email protected]
+G: das
+D: Dispatch overlay
 
 N: Anna Zaks
 E: [email protected]
-D: SIL diagnostics passes
+G: AnnaZaks
+D: SIL diagnostics passes, sanitizers