docs: fixed requirements.md typos (#1925)

**Issue number:**

### PR Type

**What kind of change does this PR introduce?**
* [ ] Feature
* [ ] Bug Fix
* [ ] Refactoring (no functional or API changes)
* [x] Documentation Update
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## Summary

### Changes

Small documentation fix.

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**Demo/meeting:**

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Author: kkedziak-splunk

docs/advanced/requirements.md

@@ -79,8 +79,8 @@ The above example will exclude the `urllib3`, `certifi`, and `setuptools` packag
 During the build process, UCC will:
 
 1. Install all packages listed in `requirements.txt` using pip
-1.Remove any packages listed in `exclude.txt` from the installed libraries
-1.Copy the remaining packages to the add-on's `lib` directory
+1. Remove any packages listed in `exclude.txt` from the installed libraries
+1. Copy the remaining packages to the add-on's `lib` directory
 
 ## Usage Notes