update to latest hugo-academic theme

Disable Netlify support - we don't use it, and the js file seems
blocked.

config/_default/params.toml

@@ -167,3 +167,7 @@ edit_page = {repo_url = "https://git.mengyan1223.wang/xry111/blog", repo_branch=
   de = {order = ['street', 'postcode', 'city'], delimiters = ['<br>', ' ', '']}
   fr-fr = {order = ['street', 'postcode', 'city'], delimiters = ['<br>', ' ', '']}
   zh = {order = ['postcode', 'region', 'city', 'street'], delimiters = [' ', ' ', ' ', '']}
+
+[cms]
+  # See https://sourcethemes.com/academic/docs/install/#install-with-web-browser
+  netlify_cms = false

themes/academic

@@ -1 +1 @@
-Subproject commit 9f29b48d29b379c39a46ef601e3eb67bd6ed4c4f
+Subproject commit a140c554daf0504290f1a1801eebd635a30a56a5