[Bug Report] "TypeError: a.split is not a function" when editing performer or studio alias string

[GoldstarZV]

Describe the bug
When an performer or studio alias string becomes empty, error is triggered:

Something went wrong.
Details
TypeError: a.split is not a function
    at Ht (http://localhost:9999/assets/Performers-d4be24fe.js:1:18699)
    at div
    at div
    at div
    at div
    at div
    at Mt (http://localhost:9999/assets/Performers-d4be24fe.js:1:30685)
    at Ci (http://localhost:9999/assets/Performers-d4be24fe.js:1:37230)
    at t (http://localhost:9999/assets/index-6125ee63.js:40:9217)
    at t (http://localhost:9999/assets/index-6125ee63.js:40:11169)
    at Tn (http://localhost:9999/assets/Performers-d4be24fe.js:1:38664)
    at t (http://localhost:9999/assets/index-6125ee63.js:40:9217)
    at t (http://localhost:9999/assets/index-6125ee63.js:40:11169)
    at Suspense
    at kP (http://localhost:9999/assets/index-6125ee63.js:44:350498)
    at div
    at Sa2 (http://localhost:9999/assets/index-6125ee63.js:54:51420)
    at ta2 (http://localhost:9999/assets/index-6125ee63.js:49:1224749)
    at XUe (http://localhost:9999/assets/index-6125ee63.js:44:116373)
    at Suspense
    at QUe (http://localhost:9999/assets/index-6125ee63.js:44:115103)
    at d32 (http://localhost:9999/assets/index-6125ee63.js:49:1068329)
    at t (http://localhost:9999/assets/index-6125ee63.js:40:75570)
    at kP (http://localhost:9999/assets/index-6125ee63.js:44:350498)
    at Kd2 (http://localhost:9999/assets/index-6125ee63.js:64:38737)
    at lU (http://localhost:9999/assets/index-6125ee63.js:19:184960)
    at t (http://localhost:9999/assets/index-6125ee63.js:40:5733)
    at t (http://localhost:9999/assets/index-6125ee63.js:40:12243)

To Reproduce
Steps to reproduce the behavior:

1. Go to a performer or alias page
2. Click Edit
3. Ensure there are at least 2 aliases.
4. Click on the string field on one of the alises. Select the entire string, and press backspace/delete so it becomes empty string
5. Observe the error

Stash Version: (from Settings -> About):
v0.23.1-69-gd4ef1828
Build hash:
d4ef182

Desktop (please complete the following information):

• OS: Windows 10
• Browser: Chrome 119.0.6045.200

[DogmaDragon]

Reproduced on 1659c8f.