Fix wrong formatting and typos

Author: jobselko

docs/dev/guides/contributing.md

@@ -51,7 +51,7 @@ And finally, for each new feature, we require corresponding tests.
 ## Testing
 
 Tests are shell scripts in `tests/scripts` with names like `test_*.sh`.
-They should should focus on the cli operation and are not a replacement for pulp integration tests;
+They should focus on the cli operation and are not a replacement for pulp integration tests;
 i.e. make sure the cli translates to the right api calls, but do not care about pulp internals.
 
 ## Running Tests

docs/user/guides/configuration.md

@@ -77,5 +77,5 @@ therefore you should install pulp-cli only on the primary server, and override t
 It can be helpful to use the `--profile` option here.
 
 As Katello uses Pulp as a backend, all modifying actions in Pulp should be performed via Katello.
-Therefore you are also strongly encourged to set `dry_run = true`, to prevent accidentally calling into dangerous commands.
+Therefore you are also strongly encouraged to set `dry_run = true`, to prevent accidentally calling into dangerous commands.
 This setting can in turn be overwritten on the command-line with the `--force` flag.

docs/user/reference/authentication.md

@@ -6,10 +6,13 @@ Some very simple and common, like HTTP Basic Auth, and some more complex like OA
 ## OAuth2 ClientCredentials grant
 
 !!! warning
-  This is an experimental feature. The support of it could change without any major warning.
 
-More on https://datatracker.ietf.org/doc/html/rfc6749#section-4.4
+    This is an experimental feature. The support of it could change without any major warning.
+
+    For more information, see [RFC6749 section 4.4].
 
 Using this method the pulp-cli can request a token from an Identity Provider using a pair of 
-credentials (client_id/client_secret). The token is ten sent through using the `Authorization` header.
+credentials (client_id/client_secret). The token is then sent through using the `Authorization` header.
 The issuer URL and the scope of token must be specified by the Pulp server through the OpenAPI scheme definition.
+
+[RFC6749 section 4.4]: https://datatracker.ietf.org/doc/html/rfc6749#section-4.4