[Bundle] Update Core

Gemfile

@@ -25,7 +25,7 @@ gem 'json', :git => 'https://github.com/segiddins/json.git', :branch => 'seg-1.7
 
 group :development do
   cp_gem 'claide',                'CLAide'
-  cp_gem 'cocoapods-core',        'Core', 'seg-lockfile-spec-repos'
+  cp_gem 'cocoapods-core',        'Core'
   cp_gem 'cocoapods-deintegrate', 'cocoapods-deintegrate'
   cp_gem 'cocoapods-downloader',  'cocoapods-downloader'
   cp_gem 'cocoapods-plugins',     'cocoapods-plugins'

Gemfile.lock

@@ -7,8 +7,8 @@ GIT
 
 GIT
   remote: https://github.com/CocoaPods/Core.git
-  revision: f80744433c6d5d1229d663b289456cc5662d91a9
-  branch: seg-lockfile-spec-repos
+  revision: c67c10dc718bae4c07bdfb78d8917134432aaff4
+  branch: master
   specs:
     cocoapods-core (1.4.0)
       activesupport (>= 4.0.2, < 6)

cocoapods-integration-specs @ 42f00e7a

-Subproject commit 1c0d8e5d3072b520ec2dd6794e8f3c13b508b516
+Subproject commit 42f00e7a2b76ce69b0f3c7a06f85baa7a874d71b