Chore(docs): Update audit

Author: Oumaimafisaoui

subjects/ai/data-wrangling/audit/README.md

@@ -8,7 +8,7 @@
 
 ###### Does it print `Python 3.x`? x >= 9
 
-###### Does `import jupyter`, `import numpy` and `import pandas` run without any error?
+###### ###### Does `import jupyter`, `import numpy` and `import pandas`, `matplotlib`, `tabulate` run without any error?
 
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@@ -25,6 +25,8 @@
     |  2 | c        |        1 |
     |  3 | d        |        2 |
 
+###### Check that the index is RangeIndex(start=0, stop=4, step=1) and no manual index assignment
+
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@@ -75,6 +77,8 @@
 
 ###### For question 2, are the numbers that are missing in the DataFrame equal to 0 and `filled_df.sum().sum() == merged_df.sum().sum()` gives: `True`?
 
+###### Check that the resulting index is still MultiIndex and no reset_index was used.
+
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