Update dependency codemirror to v5.65.20 (#1575)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

packages/kg-simplemde/package.json

@@ -44,7 +44,7 @@
     "url": "https://github.com/NextStepWebs/simplemde-markdown-editor"
   },
   "dependencies": {
-    "codemirror": "5.65.19",
+    "codemirror": "5.65.20",
     "codemirror-spell-checker": "1.1.2",
     "marked": "0.3.19"
   },