Minor change proposals (#331)

* Today's minor change proposals:
1. Deprecation warning on select
2. Wording

* Update using_the_cloud.md

Minor identation error on vertex_ai_train.yaml file

s2_organisation_and_version_control/good_coding_practice.md

@@ -305,7 +305,7 @@ help us at all. Therefore, use `Any` only when necessary.
         def f(x: None | Iterable[int]):
         ```
 
-        because both `list`, `tuple` and `dict` are iterables and therefore can be covered by one type
+        because all `list`, `tuple` and `dict` are iterables and therefore can be covered by one type
         (in this specific case).
 
 This ends the module on coding style. We again want to emphazize that a good coding style is more about having a

s6_the_cloud/using_the_cloud.md

@@ -955,7 +955,7 @@ to inject secrets into our code without having to store them in the code itself.
           args:
             - '-c'
             - |
-            cat config.yaml
+              cat config.yaml
 
         - name: 'gcr.io/cloud-builders/gcloud'
           id: 'Train on vertex AI'