Added Powered by JetBrains (#1029)

Author: germanosin

README.md

@@ -158,3 +158,7 @@ Please refer to [contributing guide](https://ui.docs.kafbat.io/development/contr
 
 As we're fully independent, team members contribute in their free time.
 Your support is crucial for us, if you wish to sponsor us, take a look [here](https://github.com/sponsors/kafbat) 
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+# Powered by
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+[![JetBrains logo.](https://resources.jetbrains.com/storage/products/company/brand/logos/jetbrains.svg)](https://jb.gg/OpenSourceSupport)