Add sleep after delete and add

install-mattermost-plugin.sh

@@ -36,11 +36,11 @@ echo " enabled: $enabled";
 
 # if creds successfully stored, then delete the plugin by ID (we don't care if it fails or not)
 result=$(/mattermost/bin/mmctl plugin delete ${PLUGIN_ID})
-
+sleep 3
 if [[ $enabled == "true" ]]; then
     # install the plugin with the tar.gz file
     result=$(/mattermost/bin/mmctl plugin add ${PLUGIN_ARTIFACT} --format json)
-
+    sleep 3
     # if the install was successful, then enable it
     result=$(/mattermost/bin/mmctl plugin enable ${PLUGIN_ID} --format json)
 fi