fix max size to not exceed 512 bytes

mesh.options

@@ -46,5 +46,5 @@
 #This value may want to be a few bytes smaller to compensate for the parent fields.
 *Compressed.data max_size:237
 
-*Location.name         max_size:40
+*Location.name         max_size:30
-*Location.description  max_size:160
+*Location.description  max_size:100

mesh.proto

@@ -647,12 +647,12 @@ message Location {
   bool locked = 5;
 
   /*
-   * Name of the location - max 40 chars
+   * Name of the location - max 30 chars
    */
   string name = 6;
 
   /**
-   * Description of the location - max 160 chars
+   * Description of the location - max 100 chars
    */
   string description = 7;