docs: add space to docs (#26067)

* docs: add space to docs

* docs: remove reduntant space

examples/flax/language-modeling/run_bart_dlm_flax.py

@@ -139,7 +139,7 @@ class ModelArguments:
         default=None,
         metadata={
             "help": (
-                "The model checkpoint for weights initialization.Don't set if you want to train a model from scratch."
+                "The model checkpoint for weights initialization. Don't set if you want to train a model from scratch."
             )
         },
     )

examples/flax/language-modeling/run_clm_flax.py

@@ -140,7 +140,7 @@ class ModelArguments:
         default=None,
         metadata={
             "help": (
-                "The model checkpoint for weights initialization.Don't set if you want to train a model from scratch."
+                "The model checkpoint for weights initialization. Don't set if you want to train a model from scratch."
             )
         },
     )

examples/flax/language-modeling/run_mlm_flax.py

@@ -145,7 +145,7 @@ class ModelArguments:
         default=None,
         metadata={
             "help": (
-                "The model checkpoint for weights initialization.Don't set if you want to train a model from scratch."
+                "The model checkpoint for weights initialization. Don't set if you want to train a model from scratch."
             )
         },
     )

examples/flax/language-modeling/run_t5_mlm_flax.py

@@ -139,7 +139,7 @@ class ModelArguments:
         default=None,
         metadata={
             "help": (
-                "The model checkpoint for weights initialization.Don't set if you want to train a model from scratch."
+                "The model checkpoint for weights initialization. Don't set if you want to train a model from scratch."
             )
         },
     )

examples/flax/summarization/run_summarization_flax.py

@@ -159,7 +159,7 @@ class ModelArguments:
         default=None,
         metadata={
             "help": (
-                "The model checkpoint for weights initialization.Don't set if you want to train a model from scratch."
+                "The model checkpoint for weights initialization. Don't set if you want to train a model from scratch."
             )
         },
     )

examples/flax/vision/run_image_classification.py

@@ -137,7 +137,7 @@ class ModelArguments:
         default=None,
         metadata={
             "help": (
-                "The model checkpoint for weights initialization.Don't set if you want to train a model from scratch."
+                "The model checkpoint for weights initialization. Don't set if you want to train a model from scratch."
             )
         },
     )