update areas (#214793)

.github/classifier.json

@@ -32,7 +32,7 @@
 		"debug": {"assign": ["roblourens"]},
 		"debug-disassembly": {"assign": []},
 		"dialogs": {"assign": ["sbatten"]},
-		"diff-editor": {"assign": ["alexdima"]},
+		"diff-editor": {"assign": ["hediet"]},
 		"dropdown": {"assign": ["lramos15"]},
 		"editor-api": {"assign": ["alexdima"]},
 		"editor-autoclosing": {"assign": ["alexdima"]},
@@ -116,7 +116,7 @@
 		"json": {"assign": ["aeschli"]},
 		"json-sorting": {"assign": ["aiday-mar"]},
 		"keybindings": {"assign": ["ulugbekna"]},
-		"keybindings-editor": {"assign": ["sandy081"]},
+		"keybindings-editor": {"assign": ["ulugbekna"]},
 		"keyboard-layout": {"assign": ["ulugbekna"]},
 		"L10N": {"assign": ["TylerLeonhardt", "csigs"]},
 		"l10n-platform": {"assign": ["TylerLeonhardt"]},