Update setup.py

Author: yash112-lang

toolbar-button/setup.py

@@ -69,7 +69,7 @@
     cmdclass= cmdclass,
     packages=setuptools.find_packages(),
     install_requires=[
-        "jupyterlab>=3.0.0rc15,==3.*",
+        "jupyterlab~=3.0",
     ],
     zip_safe=False,
     include_package_data=True,
@@ -90,4 +90,4 @@
 
 
 if __name__ == "__main__":
-    setuptools.setup(**setup_args)
+    setuptools.setup(**setup_args)