added unleash web JS provider (#902)

## This PR
adds the unleash web provider for JS

- adds this new feature

### Related Issues

Closes #901 

### Notes

pending merge of this PR into js-sdk-contrib -
open-feature/js-sdk-contrib#1105

### Follow-up Tasks
n/a

### How to test
n/a

Signed-off-by: jarebudev <[email protected]>

Author: jarebudev

src/datasets/providers/unleash.ts

@@ -17,5 +17,11 @@ export const Unleash: Provider = {
       href: 'https://github.com/open-feature/java-sdk-contrib/tree/main/providers/unleash',
       category: ['Server'],
     },
+    {
+      technology: 'JavaScript',
+      vendorOfficial: false,
+      href: 'https://github.com/open-feature/js-sdk-contrib/tree/main/libs/providers/unleash-web',
+      category: ['Client'],
+    },
   ],
 };