fix: wrong upper limit

Author: RobPasMue

pyproject.toml

@@ -1,6 +1,6 @@
 [build-system]
 requires = [
-    "setuptools >= 42.0.0, <78", # TODO: REMOVE UPPER LIMIT ONCE IT IS ADAPTED ON THE RELEASE ACTION
+    "setuptools >= 42.0.0, <77", # TODO: REMOVE UPPER LIMIT ONCE IT IS ADAPTED ON THE RELEASE ACTION
     "wheel",
     "ansys_tools_protoc_helper>=0.4.0",
     "ansys-api-dbu==0.3.16",