[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

odc/stats/plugins/ls_ndvi_median.py

@@ -11,6 +11,7 @@
 from odc.stats.plugins._registry import register, StatsPluginInterface
 from odc.algo._masking import erase_bad, enum_to_bool
 
+
 class StatsNDVI(StatsPluginInterface):
     """
     Define a class for summarising time