Add private field to user and videos

src/schema.gql

@@ -400,6 +400,7 @@ type UserGQL {
   profileImageUri: String
   createdAt: DateTime
   updatedAt: DateTime
+  videosPrivateByDefault: Boolean
   following: [UserGQL!]
   followers: [UserGQL!]
 }
@@ -759,6 +760,7 @@ type TooManyProfileImageUploadsErr {
 input EditUserInputGQL {
   username: String = null
   fargoRating: Int = null
+  videosPrivateByDefault: Boolean = null
 }
 
 type CreateUploadStreamReturn {
@@ -773,6 +775,7 @@ input VideoMetadataInput {
   tableSize: Float = null
   lastIntendedSegmentBound: Int = null
   streamSegmentType: StreamSegmentTypeEnum = null
+  private: Boolean = null
   endStream: Boolean! = false
   resolution: VideoResolution = null
   framesPerSecond: Float = null