Remove trailing whitespaces in android_bump_version_hotfix.rb

I'm about to do some work here so I'm committing this change first to
make the incremental diffs cleaner.

Author: mokagio

lib/fastlane/plugin/wpmreleasetoolkit/actions/android/android_bump_version_hotfix.rb

@@ -3,18 +3,18 @@ module Actions
     class AndroidBumpVersionHotfixAction < Action
       def self.run(params)
         UI.message "Bumping app release version for hotfix..."
-        
+
         require_relative '../../helper/android/android_git_helper.rb'
         Fastlane::Helpers::AndroidGitHelper.branch_for_hotfix(params[:previous_version_name], params[:version_name])
         create_config(params[:previous_version_name], params[:version_name], params[:version_code])
         show_config()
-        
+
         UI.message "Updating build.gradle..."
-        Fastlane::Helpers::AndroidVersionHelper.update_versions(@new_version, @current_version_alpha) 
+        Fastlane::Helpers::AndroidVersionHelper.update_versions(@new_version, @current_version_alpha)
         UI.message "Done!"
 
         Fastlane::Helpers::AndroidGitHelper.bump_version_hotfix(params[:version_name])
-        
+
         UI.message "Done."
       end
 
@@ -31,16 +31,16 @@ def self.details
       end
 
       def self.available_options
-        # Define all options your action supports. 
-        
+        # Define all options your action supports.
+
         # Below a few examples
         [
           FastlaneCore::ConfigItem.new(key: :version_name,
-                                       env_name: "FL_ANDROID_BUMP_VERSION_HOTFIX_VERSION", 
-                                       description: "The version of the hotfix", 
+                                       env_name: "FL_ANDROID_BUMP_VERSION_HOTFIX_VERSION",
+                                       description: "The version of the hotfix",
                                        is_string: true),
           FastlaneCore::ConfigItem.new(key: :version_code,
-                                        env_name: "FL_ANDROID_BUMP_VERSION_HOTFIX_CODE", 
+                                        env_name: "FL_ANDROID_BUMP_VERSION_HOTFIX_CODE",
                                         description: "The version of the hotfix"),
           FastlaneCore::ConfigItem.new(key: :previous_version_name,
                                        env_name: "FL_ANDROID_BUMP_VERSION_HOTFIX_PREVIOUS_VERSION",
@@ -57,7 +57,7 @@ def self.is_supported?(platform)
         platform == :android
       end
 
-      private 
+      private
       def self.create_config(previous_version, new_version_name, new_version_code)
         @current_version = Fastlane::Helpers::AndroidVersionHelper.get_release_version()
         @current_version_alpha = Fastlane::Helpers::AndroidVersionHelper.get_alpha_version()