Bump splitpanes from 2.4.1 to 3.1.5

Bumps [splitpanes](https://github.com/antoniandre/splitpanes) from 2.4.1 to 3.1.5.
- [Commits](antoniandre/splitpanes@v2.4.1...v3.1.5)

---
updated-dependencies:
- dependency-name: splitpanes
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -34,7 +34,7 @@
 		"morgan": "^1.10.0",
 		"quasar": "^1.0.0",
 		"sanitize-html": "^2.13.0",
-		"splitpanes": "^2.4.1",
+		"splitpanes": "^3.1.5",
 		"vee-validate": "^3.4.14",
 		"vue": "2.7.16",
 		"vue-cookies": "^1.8.4",