chore(deps): bump tinymce from 4.9.11 to 5.10.8

Bumps [tinymce](https://github.com/tinymce/tinymce/tree/HEAD/modules/tinymce) from 4.9.11 to 5.10.8.
- [Changelog](https://github.com/tinymce/tinymce/blob/5.10.8/modules/tinymce/CHANGELOG.md)
- [Commits](https://github.com/tinymce/tinymce/commits/5.10.8/modules/tinymce)

---
updated-dependencies:
- dependency-name: tinymce
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -77,7 +77,7 @@
     "rxjs": "^6.6.7",
     "rxjs-compat": "^6.5.5",
     "save-svg-as-png": "^1.4.17",
-    "tinymce": "^4.9.11",
+    "tinymce": "^5.10.8",
     "tslib": "^2.0.3",
     "zone.js": "~0.10.3"
   },

yarn.lock

@@ -11295,10 +11295,10 @@ timsort@^0.3.0:
   resolved "https://registry.npmjs.org/timsort/-/timsort-0.3.0.tgz"
   integrity sha512-qsdtZH+vMoCARQtyod4imc2nIJwg9Cc7lPRrw9CzF8ZKR0khdr8+2nX80PBhET3tcyTtJDxAffGh2rXH4tyU8A==
 
-tinymce@^4.9.11:
-  version "4.9.11"
-  resolved "https://registry.npmjs.org/tinymce/-/tinymce-4.9.11.tgz"
-  integrity sha512-nkSLsax+VY5DBRjMFnHFqPwTnlLEGHCco82FwJF2JNH6W+5/ClvNC1P4uhD5lXPDNiDykSHR0XJdEh7w/ICHzA==
+tinymce@^5.10.8:
+  version "5.10.8"
+  resolved "https://registry.yarnpkg.com/tinymce/-/tinymce-5.10.8.tgz#c85758fa3cca2cbb4b14dd037a0b315b6462c50e"
+  integrity sha512-iyoo3VGMAJhLMDdblAefKvYgBRk9kQi58GTwAmoieqsyggGsKZWlQl/YY6nTILFHUCA1FhYu0HdmM5YYjs17UQ==
 
 tmp-promise@^3.0.2:
   version "3.0.3"