Bump tiptap from 1.25.0 to 1.26.0 in /js

Bumps [tiptap](https://github.com/scrumpy/tiptap) from 1.25.0 to 1.26.0.
- [Release notes](https://github.com/scrumpy/tiptap/releases)
- [Commits](https://github.com/scrumpy/tiptap/compare/tiptap@1.25.0...tiptap@1.26.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

js/package.json

@@ -26,7 +26,7 @@
     "ngeohash": "^0.6.3",
     "register-service-worker": "^1.6.2",
     "tippy.js": "^4.3.1",
-    "tiptap": "^1.20.1",
+    "tiptap": "^1.26.0",
     "tiptap-extensions": "^1.20.1",
     "typeface-signika": "0.0.72",
     "vue": "^2.6.10",