chore: fix podspec

react-native-video.podspec

@@ -16,7 +16,7 @@ Pod::Spec.new do |s|
   s.tvos.deployment_target = "10.0"
 
   s.subspec "Video" do |ss|
-    ss.source_files  = "ios/Video/**/*.{h,m,swift}"
+    ss.source_files = "ios/Video/**/*.{h,m,swift}"
     ss.dependency "PromisesSwift"
 
     if defined?($RNVideoUseGoogleIMA)
@@ -28,22 +28,17 @@ Pod::Spec.new do |s|
         'OTHER_SWIFT_FLAGS' => '$(inherited) -D USE_GOOGLE_IMA'
       }
     end
-  end
-
-  s.subspec "VideoCaching" do |ss|
-    ss.dependency "react-native-video/Video"
-    ss.dependency "SPTPersistentCache", "~> 1.1.0"
-    ss.dependency "DVAssetLoaderDelegate", "~> 0.3.1"
-
-    ss.source_files = "ios/VideoCaching/**/*.{h,m,swift}"
+    if defined?($RNVideoUseVideoCaching)
+      Pod::UI.puts "RNVideo: enable Video caching"
+      ss.dependency "SPTPersistentCache", "~> 1.1.0"
+      ss.dependency "DVAssetLoaderDelegate", "~> 0.3.1"
+      ss.source_files = "ios/Video/**/*.{h,m,swift}" "ios/VideoCaching/**/*.{h,m,swift}"
+    end
   end
 
   s.dependency "React-Core"
-
   s.default_subspec = "Video"
-
   s.static_framework = true
-
   s.xcconfig = {
     'OTHER_LDFLAGS': '-ObjC',
   }