Update min recommended version

Author: shahramn

gribapi/__init__.py

@@ -14,8 +14,8 @@
 from .gribapi import __version__, lib
 
 # The minimum recommended version for the ecCodes package
-min_recommended_version_str = "2.38.0"
-min_recommended_version_int = 23800
+min_recommended_version_str = "2.39.0"
+min_recommended_version_int = 23900
 
 if lib.grib_get_api_version() < min_recommended_version_int:
     import warnings