Update uuid to version 7 or higher

[eddiemonge]

Describe the bug
This relies on a deprecated package through the js-sdk-common package in versions below 4.0.0.

npm WARN deprecated uuid@3.4.0: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic. See https://v8.dev/blog/math-random for details.

To reproduce
npm install launchdarkly-react-client-sdk@2.25.1

SDK version
2.25.1

Additional context
Relates to launchdarkly/js-sdk-common#46

[eli-darkly]

Please see my response to your comment in js-sdk-common here.