Modernize bs4 interface

[emmanuel-ferdman]

What does this PR do?

This PR resolves the deprecation warnings of the bs4 library:

DeprecationWarning: Call to deprecated method findAll. (Replaced by find_all) -- Deprecated since version 4.0.0.

It fixes a typo along the way.

Motivation

CI logs throw those warnings.

Review checklist (to be filled by reviewers)

• Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• Add the qa/skip-qa label if the PR doesn't need to be tested during QA.
• If you need to backport this PR to another branch, you can add the backport/<branch-name> label to the PR and it will automatically open a backport PR once this one is merged

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 89.54%. Comparing base (09df43f) to head (17d7aba).
Report is 17 commits behind head on master.

Additional details and impacted files

Flag	Coverage Δ
activemq	?
cassandra	?
confluent_platform	?
hive	?
hivemq	?
hudi	?
ignite	?
jboss_wildfly	?
kafka	?
presto	?
solr	?
spark	93.20% <0.00%> (-0.31%)	⬇️
tomcat	?
weblogic	?

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[iliakur]

@emmanuel-ferdman thanks a bunch for the contribution!

Let me know if you need help adding a changelog. Check out these docs, the "integrations-core" tab.

[emmanuel-ferdman]

@iliakur thanks for the review - added the changelog 😄