Refresh Python dependencies

Author: mdmintz

requirements.txt

@@ -12,8 +12,10 @@ tomli>=1.2.2;python_version>="3.6"
 wheel>=0.37.0
 attrs>=21.2.0
 PyYAML>=6.0;python_version>="3.6"
-sortedcontainers==2.4.0
+traitlets==4.3.3;python_version<"3.7"
+traitlets>=5.1.1;python_version>="3.7"
 certifi>=2021.10.8
+sortedcontainers==2.4.0
 six==1.16.0
 nose==1.3.7
 sniffio;python_version>="3.7"
@@ -79,8 +81,6 @@ cryptography==3.4.8;python_version>="3.6" and python_version<"3.7"
 cryptography==35.0.0;python_version>="3.7"
 pygments==2.5.2;python_version<"3.5"
 pygments==2.10.0;python_version>="3.5"
-traitlets==4.3.3;python_version<"3.7"
-traitlets==5.1.1;python_version>="3.7"
 prompt-toolkit==1.0.18;python_version<"3.5"
 prompt-toolkit==2.0.10;python_version>="3.5" and python_version<"3.6.2"
 prompt-toolkit==3.0.22;python_version>="3.6.2"

setup.py

@@ -128,8 +128,10 @@
         "wheel>=0.37.0",
         "attrs>=21.2.0",
         'PyYAML>=6.0;python_version>="3.6"',
-        "sortedcontainers==2.4.0",
+        'traitlets==4.3.3;python_version<"3.7"',
+        'traitlets>=5.1.1;python_version>="3.7"',
         "certifi>=2021.10.8",
+        "sortedcontainers==2.4.0",
         "six==1.16.0",
         "nose==1.3.7",
         'sniffio;python_version>="3.7"',  # For "trio". (Funnier under "nose")
@@ -195,8 +197,6 @@
         'cryptography==35.0.0;python_version>="3.7"',
         'pygments==2.5.2;python_version<"3.5"',
         'pygments==2.10.0;python_version>="3.5"',
-        'traitlets==4.3.3;python_version<"3.7"',
-        'traitlets==5.1.1;python_version>="3.7"',
         'prompt-toolkit==1.0.18;python_version<"3.5"',
         'prompt-toolkit==2.0.10;python_version>="3.5" and python_version<"3.6.2"',  # noqa: E501
         'prompt-toolkit==3.0.22;python_version>="3.6.2"',