development: fixed issue with subspec

Material.podspec

@@ -22,7 +22,7 @@ Pod::Spec.new do |s|
     }
   end
 
-  s.subspec 'Capture' do |camera|
+  s.subspec 'Capture' do |capture|
     camera.source_files = 'Sources/iOS/Capture/*.swift'
     camera.dependency 'Material/Core'
   end