fix: [mattermost] remove find as it was complaining about environment size

Signed-off-by: Valentin Lab <valentin.lab@kalysto.org>

mattermost/hooks/init

@@ -11,9 +11,6 @@
 ## - SERVICE_CONFIGSTORE         Location on host of the CONFIGSTORE of this service
 
 
-# Please note that postgres detect on its own if its datadir needs to be populated
-
-
 ##
 ## checking permission of base directory
 ##
@@ -21,6 +18,10 @@
 dirs=("$SERVICE_CONFIGSTORE/mattermost/"{config,plugins} "$SERVICE_DATASTORE/mattermost/"{data,logs})
 for dir in "${dirs[@]}"; do
     mkdir -p "$dir"
-    find "$dir" \! -uid 2000 -exec chown -v 2000 {} \;
-    find "$dir" \! -gid 2000 -exec chgrp -v 2000 {} \;
+    find "$dir" \! -uid 2000 -print0 | while read-0 f; do
+        chown -v 2000 "$f"
+    done
+    find "$dir" \! -gid 2000 -print0 | while read-0 f; do
+        chgrp -v 2000 "$f"
+    done
 done