Switch make_box overload

Resolves the following thread(s):
- #763 (comment).

Author: shantanu-sardesai

compiler+runtime/src/cpp/jank/runtime/core/math.cpp

@@ -428,7 +428,7 @@ namespace jank::runtime
             throw make_box("Overflow on increment.").erase();
           }
 
-          return make_box<obj::integer>(res);
+          return make_box(res);
         }
         else
         {
@@ -479,7 +479,7 @@ namespace jank::runtime
             throw make_box("Underflow on decrement.").erase();
           }
 
-          return make_box<obj::integer>(res);
+          return make_box(res);
         }
         else
         {
@@ -1135,7 +1135,7 @@ namespace jank::runtime
         return jank_nil;
       }
 
-      return make_box<obj::integer>(parsed_long);
+      return make_box(parsed_long);
     }
     else
     {
@@ -1180,7 +1180,7 @@ namespace jank::runtime
         return jank_nil;
       }
 
-      return make_box<obj::real>(parsed_double);
+      return make_box(parsed_double);
     }
     else
     {