Apply dependecy varsion pins (review)

Co-Authored-By: Frédéric Collonval <[email protected]>

Author: btel

package.json

@@ -66,7 +66,7 @@
     "@material-ui/core": "^4.8.2",
     "@material-ui/icons": "^4.5.1",
     "diff-match-patch": "^1.0.4",
-    "nbdime": "~6.0.0",
+    "nbdime": "^6.0.0",
     "react": "~16.9.0",
     "react-dom": "~16.9.0",
     "react-textarea-autosize": "^7.1.2",

setup.py

@@ -71,14 +71,14 @@ def runPackLabextension():
     ],
     install_requires = [
         'notebook',
-        'nbdime >= 2.0.0',
+        'nbdime ~=2.0',
         'pexpect'
     ],
     extras_require = {
         'test': [
             'pytest',
             'pytest-asyncio',
-            'jupyterlab>=2.0',
+            'jupyterlab~=2.0',
         ],
     },
 )