test: decommission native e2e tests in favor of captain (#484)

Author: a7medev

example/ios/Podfile

@@ -24,7 +24,6 @@ def flutter_root
 end
 
 require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root)
-pod 'Instabug', :podspec => 'https://ios-releases.instabug.com/custom/feature-w3c-header-cp-support/13.2.0/Instabug.podspec'
 
 flutter_ios_podfile_setup
 target 'Runner' do
@@ -36,7 +35,7 @@ end
 
 target 'InstabugTests' do
   pod 'OCMock', '3.6'
-
+  
   use_frameworks!
   use_modular_headers!
 
@@ -46,8 +45,5 @@ end
 post_install do |installer|
   installer.pods_project.targets.each do |target|
     flutter_additional_ios_build_settings(target)
-    target.build_configurations.each do |config|
-      config.build_settings["IPHONEOS_DEPLOYMENT_TARGET"] = "11.0"
-    end
   end
 end

example/ios/Podfile.lock

@@ -1,35 +1,33 @@
 PODS:
   - Flutter (1.0.0)
-  - Instabug (13.2.0)
-  - instabug_flutter (13.2.0):
+  - Instabug (13.1.0)
+  - instabug_flutter (13.1.1):
     - Flutter
-    - Instabug (= 13.2.0)
+    - Instabug (= 13.1.0)
   - OCMock (3.6)
 
 DEPENDENCIES:
   - Flutter (from `Flutter`)
-  - Instabug (from `https://ios-releases.instabug.com/custom/feature-w3c-header-cp-support/13.2.0/Instabug.podspec`)
   - instabug_flutter (from `.symlinks/plugins/instabug_flutter/ios`)
   - OCMock (= 3.6)
 
 SPEC REPOS:
   trunk:
+    - Instabug
     - OCMock
 
 EXTERNAL SOURCES:
   Flutter:
     :path: Flutter
-  Instabug:
-    :podspec: https://ios-releases.instabug.com/custom/feature-w3c-header-cp-support/13.2.0/Instabug.podspec
   instabug_flutter:
     :path: ".symlinks/plugins/instabug_flutter/ios"
 
 SPEC CHECKSUMS:
-  Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
-  Instabug: 39f85204dd860ae2f9be0ca652beb82319710325
-  instabug_flutter: 8fe63955937c73205d4e71667aea9d56ed8d921b
+  Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
+  Instabug: 3d55eff7ea55adf22df404908a2b954b8b585c29
+  instabug_flutter: b9e34b14992d267f676f925de884da7eeae5e0ce
   OCMock: 5ea90566be239f179ba766fd9fbae5885040b992
 
-PODFILE CHECKSUM: 66f24dfbe47f5e9d70ac2fb3d1736d789f79489e
+PODFILE CHECKSUM: 8231e33156f35cebaa9094db274874933be79de7
 
 COCOAPODS: 1.13.0