rel(22.0.0rc3): bump minimum niworkflows [skip ci]

Author: mgxd

setup.cfg

@@ -27,7 +27,7 @@ install_requires =
     nipype >= 1.7.0, != 1.8.0
     nitime
     nitransforms >= 21.0.0
-    niworkflows ~= 1.6.0
+    niworkflows ~= 1.6.2
     numpy
     packaging
     pandas