Feat: Add doc on loading datasets and support for Azure/OCI (#2482)

* fix: remove unused config

* feat: add doc on dataset loading

* feat: enable azure and oci remote file system

* feat: add adlfs and ocifs to requirements

* fix: add links between dataset formats and dataset loading

* fix: remove unused condition

* Revert "fix: remove unused condition"

This reverts commit 5fe13be73e.

_quarto.yml

@@ -231,6 +231,7 @@ website:
             - docs/reward_modelling.qmd
             - docs/lr_groups.qmd
             - docs/lora_optims.qmd
+            - docs/dataset_loading.qmd
 
         - section: "Core Concepts"
           contents: