Update - Slack excerpt

assets/extensions-json/sections/all_extensions.json

@@ -875,7 +875,7 @@
       "slug": "everest-forms-slack",
       "name": "Everest Forms Slack",
       "image": "extensions-json/sections/images/Slack.png",
-      "excerpt": "Calculations add-on allows you to perform calculations on the number/range fields within the form.",
+      "excerpt": " Instantly connect Everest Forms with Slack to receive form submission data directly in your channels, keeping your team in the loop in real time.",
       "link": "https://docs.everestforms.net/docs/slack/?utm_source=dashboard-all-feature&utm_medium=card-documentation-link",
       "released_date": "xx/xx/xx",
       "plan": [