client: consistently use color in config descriptions

runelite-client/src/main/java/net/runelite/client/plugins/itemidentification/ItemIdentificationConfig.java

@@ -55,7 +55,7 @@ default ItemIdentificationMode identificationType()
 		keyName = "textColor",
 		name = "Color",
 		position = -3,
-		description = "The colour of the identification text."
+		description = "The color of the identification text."
 	)
 	default Color textColor()
 	{

runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaConfig.java

@@ -87,8 +87,8 @@ default boolean showAreaLines()
 	@Alpha
 	@ConfigItem(
 		keyName = "npcAggroAreaColor",
-		name = "Aggressive colour",
-		description = "Choose colour to use for marking NPC unaggressive area when NPCs are aggressive.",
+		name = "Aggressive color",
+		description = "Choose color to use for marking NPC unaggressive area when NPCs are aggressive.",
 		position = 5
 	)
 	default Color aggroAreaColor()
@@ -99,8 +99,8 @@ default Color aggroAreaColor()
 	@Alpha
 	@ConfigItem(
 		keyName = "npcUnaggroAreaColor",
-		name = "Unaggressive colour",
-		description = "Choose colour to use for marking NPC unaggressive area after NPCs have lost aggression.",
+		name = "Unaggressive color",
+		description = "Choose color to use for marking NPC unaggressive area after NPCs have lost aggression.",
 		position = 6
 	)
 	default Color unaggroAreaColor()

runelite-client/src/main/java/net/runelite/client/plugins/timestamp/TimestampConfig.java

@@ -38,15 +38,15 @@ public interface TimestampConfig extends Config
 		keyName = "opaqueTimestamp",
 		name = "Timestamps (opaque)",
 		position = 1,
-		description = "Colour of timestamps from the Timestamps plugin (opaque)."
+		description = "Color of timestamps from the Timestamps plugin (opaque)."
 	)
 	Color opaqueTimestamp();
 
 	@ConfigItem(
 		keyName = "transparentTimestamp",
 		name = "Timestamps (transparent)",
 		position = 2,
-		description = "Colour of timestamps from the Timestamps plugin (transparent)."
+		description = "Color of timestamps from the Timestamps plugin (transparent)."
 	)
 	Color transparentTimestamp();