[conda-build-config] Update scikit-image version

This MR updates the file conda_build_config.yaml to the latest version available from bob/bob.admin

bob/devtools/data/conda_build_config.yaml

@@ -164,7 +164,7 @@ requests:
 schema:
   - 0.6.7
 scikit_image:
-  - 0.14
+  - 0.14.0
 scikit_learn:
   - 0.19.2
 scipy: