Disable tag for previews

Sources/ResgenSwift/Analytics/Generator/AnalyticsGenerator.swift

@@ -113,12 +113,20 @@ enum AnalyticsGenerator {
 
     private static func getEnabledContent() -> String {
         """
-        private var isEnabled: Bool = true
+        private var isEnabled: Bool {
+            if ProcessInfo.processInfo.environment["XCODE_RUNNING_FOR_PREVIEWS"] == "1" {
+                false
+            } else {
+                _isEnabled
+            }
+        }
+        
+        private var _isEnabled: Bool = true
         
             // MARK: - Methods
 
             func setAnalyticsEnabled(_ enable: Bool) {
-                isEnabled = enable
+                _isEnabled = enable
             }
         """
     }