Able to add duplicate private server with same user id and password

[purvi-ranawat]

Describe the bug
After adding the Next Cloud private server, when I try to add the same private server again with the same user id and password, no duplicate error is displayed. Instead it allows us to add the same private server again

Screenshots

Smartphone (please complete the following information):

• Device: iphone 15

• OS: IOS 17.7

• Version : 3.4.0 (build 144)