Enhance README table styling for improved presentation

Updated the README contributor table with inline styles for better alignment, padding, and text formatting. Enhanced visual elements such as profile images, captions, and the "Support the Project" section to improve readability and user experience.

Update CHANGELOG link to point to 5.4.0-develop branch

The CHANGELOG.md link in plugin.xml was updated to reference the 5.4.0-develop branch instead of the master branch. This ensures the link directs users to the correct version-specific change logs.

Merge pull request #2365 from perfcom/backport-theme-regex-support-da…

…shes

Backport: Update RegExUtil.java to 5.3.1

Merge pull request #2194 from vitaliyboykocontributor/5_3_0_pre_release

Add v5.3.0 changes to CHANGELOG.md

Merge pull request #2072 from piotrkwiecinski/fix-action-update-threa…

…d-deprecation

Fix action update thread deprecation

Merge pull request #1532 from magento/1517-Custom_theme_couldn't_be_d…

…etected

1517: Custom theme couldn't be detected - fix

Merge pull request #1471 from magento/5.1.0-compatibility-fixes

5.1.0 - additional compatibility fixes

Merge pull request #1278 from magento/1277-fixed-missing-import

1277: fixed throwable and wrapButtonSettings function call

Merge pull request #1262 from vitaliyboykocontributor/5.0.0-pre-release

5.0.0 pre release

Merge pull request #1197 from bohdan-harniuk/1196-fix-customer-eav-at…

…tr-generation-for-M-2.4.4

1196 fix customer eav attr generation for m 2.4.4