chore: Fix polars_profile.md

Author: hustcer

commands/docs/polars_profile.md

@@ -6,11 +6,11 @@ version: 0.100.0
 dataframe: |
   Profile a lazy dataframe. This will run the query and return a record containing the materialized DataFrame and a DataFrame that contains profiling information of each node that is executed.
 
-The units of the timings are microseconds.
+  The units of the timings are microseconds.
 usage: |
   Profile a lazy dataframe. This will run the query and return a record containing the materialized DataFrame and a DataFrame that contains profiling information of each node that is executed.
 
-The units of the timings are microseconds.
+  The units of the timings are microseconds.
 ---
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