update usage

Author: WarFiN123

content/docs/api/index.mdx

@@ -10,9 +10,9 @@ To begin with, you will require an [api key](https://www.uncoverit.org/api).
 Uncover it provides 3 public tiers along with special plans for those who need more requests
 
 <Tabs items={['Tier 1', 'Tier 2', 'Tier 3', 'Enterprise']}>
-  <Tab value="Tier 1">150 Requests ~ 75 Files</Tab>
-  <Tab value="Tier 2">300 Requests ~ 150 Files</Tab>
-  <Tab value="Tier 3">1000 Requests ~ 500 Files</Tab>
+  <Tab value="Tier 1">300 Requests ~ 150 Files</Tab>
+  <Tab value="Tier 2">600 Requests ~ 300 Files</Tab>
+  <Tab value="Tier 3">2000 Requests ~ 1000 Files</Tab>
   <Tab value="Enterprise">Custom as required</Tab>
 </Tabs>