Update a-MSE.md

a-MSE.md

@@ -26,8 +26,8 @@ $$ MSE = \frac{1}{N} \sum_{i=1}^{N} (predicted_i - actual_i)² $$
 - Create a feature `a_MSE` branch:
 
 ```bash
-git checkout develop
 git pull origin develop
+git checkout develop
 git checkout -b a_MSE
 ```
 
@@ -271,4 +271,4 @@ The code reviewer does run all the tests again and ensures that the features `MS
 
 ## Merge `a_MSE` into `develop`
 
-It is the responsibility of the project leader to finalize the integration of changes into the `develop`. This involves merging the requests that have been created by the developer and subsequently approved by the reviewer by simply clicking `Merge` button.
+It is the responsibility of the project leader to finalize the integration of changes into the `develop`. This involves merging the requests that have been created by the developer and subsequently approved by the reviewer by simply clicking `Merge` button.
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