Prepare for next beta

[Simply007]

Motivation

TODO:

• [x] Rename readmes names to lowercase with dashes => as a best practice (describe somewhere probably /docs/README.md)
• [x] Package upgrade
• [x] Take a look at the CI warnings https://github.com/kontent-ai/delivery-sdk-net/actions/runs/2753457623

Checklist

• [x] Code follows coding conventions held in this repo
• [ ] Automated tests have been added
• [x] Tests are passing
• [x] Docs have been updated (if applicable)
• [ ] Temporary settings (e.g. variables used during development and testing) have been reverted to defaults

How to test

If manual testing is required, what are the steps?

[codecov-commenter]

Codecov Report

Merging #344 (c3ea1ab) into master (de7f684) will decrease coverage by 4.96%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #344      +/-   ##
==========================================
- Coverage   93.62%   88.66%   -4.97%     
==========================================
  Files         120      120              
  Lines        2589     2585       -4     
  Branches      321      318       -3     
==========================================
- Hits         2424     2292     -132     
- Misses        157      166       +9     
- Partials        8      127     +119     

Impacted Files	Coverage Δ
...ent.Ai.Urls/Delivery/DeliveryEndpointUrlBuilder.cs	93.75% <ø> (-6.25%)	:arrow_down:
Kontent.Ai.Delivery/DeliveryException.cs	42.85% <0.00%> (-28.58%)	:arrow_down:
Kontent.Ai.Delivery.Caching/StringHelpers.cs	83.33% <0.00%> (-16.67%)	:arrow_down:
Kontent.Ai.Delivery.Caching/CacheHelpers.cs	81.53% <0.00%> (-14.62%)	:arrow_down:
...ent.Ai.Delivery.Caching/DistributedCacheManager.cs	61.36% <0.00%> (-13.64%)	:arrow_down:
....Delivery/ContentItems/RichTextContentConverter.cs	76.19% <0.00%> (-11.91%)	:arrow_down:
...livery/Extensions/HttpResponseHeadersExtensions.cs	88.88% <0.00%> (-11.12%)	:arrow_down:
Kontent.Ai.Delivery.Rx/DeliveryObservableProxy.cs	78.94% <0.00%> (-10.53%)	:arrow_down:
...y/ContentItems/ContentLinks/ContentLinkResolver.cs	73.46% <0.00%> (-10.21%)	:arrow_down:
Kontent.Ai.Delivery.Caching/DeliveryClientCache.cs	85.50% <0.00%> (-10.15%)	:arrow_down:
... and 18 more

:mega: Codecov can now indicate which changes are the most critical in Pull Requests. Learn more

[Simply007]

If the PR is OK, please merge it and release a new beta.