✏️ Change wording of "Enable SMB With COB" hint

Fix typos in source English strings
Location: Settings > Algotithm > Super Micro Bolus (SMB)
  > Enable SMB With COB

See: https://discord.com/channels/1020905149037813862/1336306542013845626/1355188122371231795

Trio/Sources/Modules/SMBSettings/View/SMBSettingsRootView.swift

@@ -65,7 +65,7 @@ extension SMBSettings {
                         VStack(alignment: .leading, spacing: 10) {
                             Text("Default: OFF").bold()
                             Text(
-                                "When the carb on board (COB) forecast line is active, enabling this feature allows Trio to use Super Micro Boluses (SMB) to deliver the insulin required."
+                                "When there are carbs on board (COB > 0), enabling this feature allows Trio to use Super Micro Boluses (SMB) to deliver the insulin required."
                             )
                             Text(
                                 "Note: If this is enabled and the criteria are met, SMBs could be utilized regardless of other SMB settings being enabled or not."