feat: add N-body simulation benchmark in ProXPL.

Author: ProgrammerKR

benchmarks/macro/nbody.prox

@@ -15,11 +15,11 @@ class NBodySystem {
     init() {
         this.bodies = [];
         // Sun
-        list_push(this.bodies, Body(0, 0, 0, 0, 0, 0, 1.98892e30)); 
+        list_push(this.bodies, Body(0, 0, 0, 0, 0, 0, 1.98892 * 1000000000000000000000000000000.0)); 
         // Jupiter
-        list_push(this.bodies, Body(4.84143144246472090e+00, -1.16032004402742839e+00, -1.03622044471123109e-01,
-                                    1.66007664274403694e-03 * 365.24, 7.69901118419740425e-03 * 365.24, -6.90460016972063023e-05 * 365.24,
-                                    9.54791938424326609e-04 * 1.98892e30));
+        list_push(this.bodies, Body(4.84143144246472090, -1.16032004402742839, -0.103622044471123109,
+                                    1.66007664274403694 * 0.001 * 365.24, 7.69901118419740425 * 0.001 * 365.24, -6.90460016972063023 * 0.00001 * 365.24,
+                                    9.54791938424326609 * 0.0001 * 1.98892 * 1000000000000000000000000000000.0));
         // Additional bodies can be added...
     }