docs: update README.md (#58)

minor fix

Author: eltociear

README.md

@@ -7,7 +7,7 @@ Example [MLX Swift](https://github.com/ml-explore/mlx-swift) programs.
   [LeNet](https://en.wikipedia.org/wiki/LeNet). 
 
 - [LLMEval](Applications/LLMEval/README.md): An example that runs on both iOS
-  and macOS that downloads an LLM and tokenizer from Hugging Face and  and
+  and macOS that downloads an LLM and tokenizer from Hugging Face and 
   generates text from a given prompt. 
 
 - [LinearModelTraining](Tools/LinearModelTraining/README.md): An example that
@@ -16,7 +16,7 @@ Example [MLX Swift](https://github.com/ml-explore/mlx-swift) programs.
 - [llm-tool](Tools/llm-tool/README.md): A command line tool for generating text
   using a variety of LLMs available on the Hugging Face hub.
 
-- [mnist-tool](Tools/mnist-tool/README.md): A command line tool for training a
+- [mnist-tool](Tools/mnist-tool/README.md): A command line tool for training
   a LeNet on MNIST.
 
 ## Running