Fix redundant lovr.filesystem.setIdentity related;

api/init.lua

@@ -1506,9 +1506,6 @@ return {
           description = "Set the name of the save directory.",
           key = "lovr.filesystem.setIdentity",
           module = "lovr.filesystem",
-          related = {
-            "lovr.filesystem.getIdentity"
-          },
           variants = {
             {
               arguments = {

api/lovr/filesystem/setIdentity.lua

@@ -8,8 +8,5 @@ return {
       description = 'The new name of the save directory.'
     }
   },
-  returns = {},
-  related = {
-    'lovr.filesystem.getIdentity'
-  }
+  returns = {}
 }