docs: Apply suggestions from code review

Typos and other small fixes.

Co-authored-by: Robert Raposa <rraposa@edx.org>

docs/how-tos/use_the_api.rst

@@ -3,7 +3,7 @@ How To Use the REST API
 
 .. How-tos should have a short introduction sentence that captures the user's goal and introduces the steps.
 
-This how-to will help get setup to be able to make aunthenticated requests to
+This how-to will help you get setup to be able to make authenticated requests to
 the edx-platform REST API.
 
 Assumptions
@@ -44,7 +44,7 @@ Steps
 #. Save the ``client_id`` and ``client_secret``.
 
 #. The best way to interact with the edx-platform REST API is by making
-   requests using the JWT Authorization header.  User the ``client_id`` and
+   requests using the JWT Authorization header.  Use the ``client_id`` and
    ``client_secret`` to get a JWT token.
 
    .. code-block:: python
@@ -53,7 +53,7 @@ Steps
       import requests
 
       client_id = "vovj0AItd9EnrOKjkDli0HpSF9HoooaTY9yueafn"
-      # Client secretes should not be exposed in your code, we put it here to
+      # Client secrets should not be exposed in your code, we put it here to
       # make the example more clear.
       client_secret = "a3Fkwr24dfDSlIXt3v3q4Ob41CYQNZyGmtK8Y8ax0srpIa2vJON3OC5Rvj1i1wizsIUv1W1qM1Q2XPeuyjucNixsHXZsuw1dn2B9nH3IyjSvuFb5KoydDvWX8Hx8znqD"
 

docs/references/auth_code_samples.rst

@@ -54,14 +54,13 @@ Get a JWT with a client_id and client_secret
    from pprint import pprint
 
    client_id = "ukbclQB8aPh7hgsy8ifPXkPf7fRqgUq1w21f2YZa"
-   # Note this should actually be secert and probably not in your code but
+   # Note this should actually be secret and probably not in your code but
    # provided here in the example
    client_secret = "xkN0BJ19q9Jk8UPUppEtC1xe4764c81ioFtlegvokbmnAC7CFCT5gG1Og5nnFmCNc3NHNhUwWWDRVcBfnLSZ4xAlEmSePzfkFtLE06cwR1MuSc0gx9LUEjRrTs3j2vgK"
 
    credential = f"{client_id}:{client_secret}"
    encoded_credential = base64.b64encode(credential.encode("utf-8")).decode("utf-8")
 
-
    headers = {"Authorization": f"Basic {encoded_credential}", "Cache-Control": "no-cache"}
    data = {"grant_type": "client_credentials", "token_type": "jwt"}