Bump Codeium to 1.6.6

Author: intitni

Tool/Sources/CodeiumService/CodeiumInstallationManager.swift

@@ -3,7 +3,7 @@ import Terminal
 
 public struct CodeiumInstallationManager {
     private static var isInstalling = false
-    static let latestSupportedVersion = "1.4.15"
+    static let latestSupportedVersion = "1.6.6"
 
     public init() {}