Add mangitude->magnitude

Author: nathanjmcdougall

codespell_lib/data/dictionary.txt

@@ -37438,6 +37438,8 @@ mangement->management
 mangementt->management
 manges->manages
 manging->managing
+mangitude->magnitude
+mangitudes->magnitudes
 manifacture->manufacture
 manifactured->manufactured
 manifacturer->manufacturer