[docs] Update README.md (#47)

* [docs] Update README.md

* [docs] Fix Indentation In Readme.md

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

---------

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: csegarragonz

README.md

@@ -6,7 +6,10 @@
   </p>
 
   <p>
-    <a href="https://github.com/faasm/tless/actions/workflows/checks.yml"><img src="https://github.com/faasm/tless/actions/workflows/checks.yml/badge.svg" alt="Formatting Checks" /></a>
+    <a href="https://github.com/faasm/tless/actions/workflows/tests.yml">
+      <img src="https://github.com/faasm/tless/actions/workflows/tests.yml/badge.svg"
+           alt="Integration Tests" />
+    </a>
   </p>
   <hr>
 </div>