Update beautifulsoup4 requirement from <=4.8.2 to <4.11.2 in /requirements (#15745)

* Update beautifulsoup4 requirement in /requirements

Updates the requirements on [beautifulsoup4](https://www.crummy.com/software/BeautifulSoup/bs4/) to permit the latest version.

---
updated-dependencies:
- dependency-name: beautifulsoup4
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

* Apply suggestions from code review

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jirka Borovec <[email protected]>

Author: dependabot[bot]

requirements/app/base.txt

@@ -9,7 +9,7 @@ croniter>=1.3.0, <1.4.0  # strict; TODO: for now until we find something more ro
 traitlets>=5.3.0, <=5.4.0
 arrow>=1.2.0, <1.2.4
 lightning-utilities==0.3.*
-beautifulsoup4<=4.8.2
+beautifulsoup4>=4.8.0, <4.11.2
 inquirer>=2.10.0
 psutil<5.9.4
 click<=8.1.3