docs: Update README

fix typos

README.md

@@ -144,7 +144,7 @@ If not defining custom channel name, default channel name is used in the backend
 Above will only show result of call to `/` as listener is only for 'test-channel'
 
 
-### Customize token and or snyk token
+### Customize queue/retry values and or snyk token
 While instantiating your manager
 
 #### Customize queue size and intervals
@@ -160,4 +160,4 @@ const requestManager = new requestsManager({snykToken:'21346-1234-1234-1234')
 #### Customize snyk token and queue|intervals|retries
 ```
 const requestManager = new requestsManager({snykToken:'21346-1234-1234-1234', burstSize: 20, period: 100, maxRetryCount: 10})
-```
+```