Merge pull request #20028 from tomxtobin/fix-man-typo

Fix typo in config-json man page

man/config-json.5.md

@@ -2,7 +2,7 @@
 % Docker Community
 % JANUARY 2016
 # NAME
-HOME/.docker/confg.json - Default Docker configuration file
+HOME/.docker/config.json - Default Docker configuration file
 
 # INTRODUCTION