fix link to azure-identity readme
@@ -8,7 +8,7 @@ authenticate silently after you've signed in to Visual Studio 2019, for
example. `DefaultAzureCredential` includes `SharedTokenCacheCredential` when
the shared cache is available, and environment variable `AZURE_USERNAME`
is set. See the
-[README](https://github.com/Azure/azure-sdk-for-python/blob/tree/master/sdk/identity/azure-identity/README.md#single-sign-on)
+[README](https://github.com/Azure/azure-sdk-for-python/blob/master/sdk/identity/azure-identity/README.md#single-sign-on)
for more information.
### Dependency changes:
