fix: typos (#29653)

Signed-off-by: guoguangwu <guoguangwug@gmail.com>

examples/research_projects/jax-projects/wav2vec2/run_wav2vec2_pretrain_flax.py

@@ -144,7 +144,7 @@ class FlaxDataCollatorForWav2Vec2Pretraining:
             The Wav2Vec2 model used for pretraining. The data collator needs to have access
             to config and ``_get_feat_extract_output_lengths`` function for correct padding.
         feature_extractor (:class:`~transformers.Wav2Vec2FeatureExtractor`):
-            The processor used for proccessing the data.
+            The processor used for processing the data.
         padding (:obj:`bool`, :obj:`str` or :class:`~transformers.tokenization_utils_base.PaddingStrategy`, `optional`, defaults to :obj:`True`):
             Select a strategy to pad the returned sequences (according to the model's padding side and padding index)
             among:

examples/research_projects/rag-end2end-retriever/lightning_base.py

@@ -410,5 +410,5 @@ def generic_train(
         trainer.fit(model)
 
     else:
-        print("RAG modeling tests with new set functions successfuly executed!")
+        print("RAG modeling tests with new set functions successfully executed!")
     return trainer