chore: Update new slack url (#39)

Signed-off-by: Achanandhi-M <achanandhi.m@gmail.com>

Author: Achanandhi-M

README.md

@@ -4,7 +4,7 @@
   <a href="CODE_OF_CONDUCT.md" alt="Contributions welcome">
     <img src="https://img.shields.io/badge/Contributions-Welcome-brightgreen?logo=github" /></a>
 
-  <a href="https://join.slack.com/t/keploy/shared_invite/zt-12rfbvc01-o54cOG0X1G6eVJTuI_orSA" alt="Slack">
+  <a href="https://join.slack.com/t/keploy/shared_invite/zt-357qqm9b5-PbZRVu3Yt2rJIa6ofrwWNg" alt="Slack">
     <img src=".github/slack.svg" /></a>
 
   <a href="https://opensource.org/licenses/Apache-2.0" alt="License">
@@ -33,7 +33,7 @@ This repo contains the samples for [Keploy's](https://keploy.io) integration wit
 
 Reach out to us. We're here to help!
 
-[![Slack](https://img.shields.io/badge/Slack-4A154B?style=for-the-badge&logo=slack&logoColor=white)](https://join.slack.com/t/keploy/shared_invite/zt-12rfbvc01-o54cOG0X1G6eVJTuI_orSA)
+[![Slack](https://img.shields.io/badge/Slack-4A154B?style=for-the-badge&logo=slack&logoColor=white)](https://join.slack.com/t/keploy/shared_invite/zt-357qqm9b5-PbZRVu3Yt2rJIa6ofrwWNg)
 [![LinkedIn](https://img.shields.io/badge/linkedin-%230077B5.svg?style=for-the-badge&logo=linkedin&logoColor=white)](https://www.linkedin.com/company/keploy/)
 [![YouTube](https://img.shields.io/badge/YouTube-%23FF0000.svg?style=for-the-badge&logo=YouTube&logoColor=white)](https://www.youtube.com/channel/UC6OTg7F4o0WkmNtSoob34lg)
 [![Twitter](https://img.shields.io/badge/Twitter-%231DA1F2.svg?style=for-the-badge&logo=Twitter&logoColor=white)](https://twitter.com/Keployio)