Bump up Summernote to v0.9.0

Author: hackerwins

_config.yml

@@ -10,13 +10,13 @@ url: "https://summernote.org" # the base hostname & protocol for your site
 github_username: summernote
 
 # Summernote settings
-version: 0.8.18
+version: 0.9.0
 repository: "https://github.com/summernote/summernote"
 jquery_js: "https://code.jquery.com/jquery-3.5.1.min.js"
 bootstrap_css: "https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css"
 bootstrap_js: "https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"
-summernote_css: "https://cdn.jsdelivr.net/npm/summernote@0.8.18/dist/summernote.min.css"
-summernote_js: "https://cdn.jsdelivr.net/npm/summernote@0.8.18/dist/summernote.min.js"
+summernote_css: "https://cdn.jsdelivr.net/npm/summernote@0.9.0/dist/summernote.min.css"
+summernote_js: "https://cdn.jsdelivr.net/npm/summernote@0.9.0/dist/summernote.min.js"
 
 # Build settings
 markdown: kramdown