Update bundler to version 2

Author: CommanderRedYT

Gemfile.lock

@@ -19,7 +19,7 @@ GEM
     atomos (0.1.3)
     base64 (0.3.0)
     benchmark (0.4.1)
-    bigdecimal (3.2.2)
+    bigdecimal (3.2.3)
     claide (1.1.0)
     cocoapods (1.15.2)
       addressable (~> 2.8)
@@ -61,7 +61,7 @@ GEM
     colored2 (3.1.2)
     concurrent-ruby (1.3.3)
     escape (0.0.4)
-    ethon (0.16.0)
+    ethon (0.15.0)
       ffi (>= 1.15.0)
     ffi (1.17.2)
     fourflusher (2.3.1)
@@ -81,10 +81,10 @@ GEM
     netrc (0.11.0)
     nkf (0.2.0)
     public_suffix (4.0.7)
-    rexml (3.4.1)
+    rexml (3.4.4)
     ruby-macho (2.5.1)
-    typhoeus (1.4.1)
-      ethon (>= 0.9.0)
+    typhoeus (1.5.0)
+      ethon (>= 0.9.0, < 0.16.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     xcodeproj (1.25.1)
@@ -113,4 +113,4 @@ RUBY VERSION
    ruby 2.6.10p210
 
 BUNDLED WITH
-   1.17.2
+   2.0.0