fix(core): update

package.json

@@ -22,12 +22,16 @@
     "tslint-config-prettier": "^1.18.0"
   },
   "dependencies": {
+    "@pushrocks/smartyaml": "^2.0.5",
     "@types/turndown": "^5.0.1",
-    "remark": "^14.0.2",
     "remark-frontmatter": "^4.0.1",
+    "remark-gfm": "^3.0.1",
     "remark-html": "^15.0.1",
+    "remark-parse": "^10.0.1",
+    "remark-stringify": "^10.0.2",
     "turndown": "^7.1.1",
-    "turndown-plugin-gfm": "^1.0.2"
+    "turndown-plugin-gfm": "^1.0.2",
+    "unified": "^10.1.2"
   },
   "files": [
     "ts/**/*",