v4.11.3: Patch release

This patch release fixes a few issues encountered since the release of v4.11.2:

• [DPR] Correct init (#13796)
• Fix warning situation: UserWarning: max_length is ignored when padding=True" (#13829)
• Bart: check if decoder_inputs_embeds is set (#13800)
• include megatron_gpt2 in installed modules (#13834)
• Fixing 1-length special tokens cut. (#13862)
• Fixing empty prompts for text-generation when BOS exists. (#13859)
• Fixing question-answering with long contexts (#13873)
• Fixing GPU for token-classification in a better way. (#13856)
• Fixing Backward compatiblity for zero-shot (#13855)
• Fix hp search for non sigopt backends (#13897)
• Fix trainer logging_nan_inf_filter in torch_xla mode #13896 (@ymwangg)
• [Trainer] Fix nan-loss condition #13911 (@anton-l)