[Doc] Fix Doc

ghstack-source-id: dacd1e7
Pull-Request-resolved: #2919

Author: Vincent Moens

docs/source/reference/collectors.rst

@@ -319,22 +319,6 @@ node or across multiple nodes.
     submitit_delayed_launcher
     RayCollector
 
-LLM Collectors
----------------------------
-TorchRL also provides a data collectors for large language models. These collectors
-are meant to include a subset of the functionality of other data collectors, targeted
-at supporting researchers in fine-tuning large language models.  These classes 
-currently derive from the :class:`~torchrl.collectors.SyncDataCollector` class.
-These classes are experimental and subject to change.
-
-.. currentmodule:: torchrl.collectors.llm_collectors
-
-.. autosummary::
-    :toctree: generated/
-    :template: rl_template.rst
-
-    LLMCollector
-
 Helper functions
 ----------------
 

docs/source/reference/data.rst

@@ -1124,7 +1124,6 @@ efficient sampling.
     :toctree: generated/
     :template: rl_template.rst
 
-    History
     PairwiseDataset
     PromptData
     PromptTensorDictTokenizer