fix: replace .english.md extension with .md

curriculum/challenges/english/08-data-analysis-with-python/numpy/reorganizing-arrays.md

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+---
+id: 5e9a0a8e09c5df3cc3600ed9
+title: Reorganizing Arrays
+challengeType: 11
+videoId: VNWAQbEM-C8
+---
+
+## Description
+
+<section id='description'>
+</section>
+
+## Tests
+
+<section id='tests'>
+
+````yml
+question:
+  text: |
+    What code would produce the following array?
+
+    ```py
+    [[1. 1.]
+    [1. 1.]
+    [1. 1.]
+    [1. 1.]]
+    ```
+  answers:
+    - |
+      ```py
+      a = np.ones((2, 4))
+      b = a.reshape((4, 2))
+      print(b)
+      ```
+    - |
+      ```py
+      a = np.ones((2, 4))
+      b = a.reshape((2, 4))
+      print(b)
+      ```
+    - |
+      ```py
+      a = np.ones((2, 4))
+      b = a.reshape((8, 1))
+      print(b)
+      ```
+  solution: 1
+````
+
+</section>