Fix lint whitespace issues

Author: Gerardo

Aztec/Classes/Extensions/NSAttributedStringKey+Aztec.swift

@@ -61,7 +61,7 @@ public extension NSAttributedString.Key {
     /// Key used to store Sub Tag Metadata, by our SupFormatter.
     ///
     static let subHtmlRepresentation = NSAttributedString.Key("Sub.htmlRepresentation")
-    
+
     /// Key used to store Mark Tag Metadata, by our MarkFormatter.
     ///
     static let markHtmlRepresentation = NSAttributedString.Key("Mark.htmlRepresentation")

Aztec/Classes/Formatters/Implementations/MarkFormatter.swift

@@ -33,5 +33,3 @@ class MarkFormatter: AttributeFormatter {
         return attributes[NSAttributedString.Key.markHtmlRepresentation] != nil
     }
 }
-
-

Aztec/Classes/TextKit/TextView.swift

@@ -1137,7 +1137,7 @@ open class TextView: UITextView {
         toggle(formatter: formatter, atRange: range)
         forceRedrawCursorAfterDelay()
     }
-    
+
     /// Adds or removes a mark style from the specified range.
     ///
     /// - Parameter range: The NSRange to edit.
@@ -1971,7 +1971,7 @@ private extension TextView {
     /// Removes all paragraph formatting from the typingAttributes and from the selected range.
     ///
     private func removeParagraphFormatting() {
-        for formatter in paragraphFormatters {
+        for formatter in paragraphFormatters {  
             typingAttributes = formatter.remove(from: typingAttributes)
             formatter.removeAttributes(from: storage, at: selectedRange)
         }