Remove CocoaLumberjack

Session/Meta/Session-Prefix.pch

@@ -8,12 +8,6 @@
     #import <UIKit/UIKit.h>
     #import <Foundation/Foundation.h>
 
-    #ifdef DEBUG
-    static const NSUInteger ddLogLevel = DDLogLevelAll;
-    #else
-    static const NSUInteger ddLogLevel = DDLogLevelInfo;
-    #endif
-
     #import <SignalCoreKit/NSObject+OWS.h>
     #import <SignalCoreKit/OWSAsserts.h>
     #import <SignalUtilitiesKit/SSKAsserts.h>

Session/Meta/SignalApp.m

@@ -147,7 +147,6 @@ NS_ASSUME_NONNULL_BEGIN
     [Environment.shared.preferences clear];
     [AppEnvironment.shared.notificationPresenter clearAllNotifications];
 
-    [DebugLogger.sharedLogger wipeLogs];
     if (onReset != nil) { onReset(); }
     exit(0);
 }