Space is acceptable as parameter value in prompts

[VolhaBazhkova]

EPAM AI DIAL chat version

0.15.0

What happened?

1. Create a prompt with parameters
2. Type '/' sign in input message and select created prompt
3. Type a space as value for parameters in prompt
4. Click on Submit button -> the window is closed; space is used as parameter value -> bug

Expected result: space should be not accepted as valid value

Confidential information

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[VolhaBazhkova]

Verified on staging env successfully