Fixed indentation of the missing item type string in addon:PrintScanResults()

diff --git a/Datamine.lua b/Datamine.lua
index 54702c5..376620f 100644
--- a/Datamine.lua
+++ b/Datamine.lua
@@ -2378,7 +2378,7 @@ do
 			end

 			if not found_type then
-				tinsert(output, "Missing: item type flag")
+				tinsert(output, "    Missing: item type flag")
 			end
 		end