fix: replace .english.md extension with .md

curriculum/challenges/english/08-data-analysis-with-python/numpy/basics-of-numpy.md

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+---
+id: 5e9a0a8e09c5df3cc3600ed3
+title: Basics of Numpy
+challengeType: 11
+videoId: f9QrZrKQMLI
+---
+
+## Description
+
+<section id='description'>
+</section>
+
+## Tests
+
+<section id='tests'>
+
+````yml
+question:
+  text: |
+    What will the following code print?
+
+    ```python
+    b = np.array([[1.0,2.0,3.0],[3.0,4.0,5.0]])
+    print(b)
+    ```
+  answers:
+    - |
+      ```python
+      [[1.0 2.0 3.0]
+      [3.0 4.0 5.0]]
+      ```
+    - |
+      ```python
+      [[1. 2. 3.]
+      [3. 4. 5.]]
+      ```
+    - |
+      ```python
+      [[1. 3.]
+      [2. 4.]
+      [3. 5.]
+      ```
+  solution: 2
+````
+
+</section>