fix: Resolves TF 'large unrolled loop' warnings for high-timestep simulations

https://github.com/tensorflow/tensorflow/blob/master/tensorflow/python/autograph/g3doc/reference/common_errors.md#warning-large-unrolled-loop-detected

Author: clackary

Benchmarks/BuildingSimulation/TensorFlow/TensorFlowSimulator.py

@@ -193,7 +193,7 @@ def simulate(simParams):
     startingTemp = simParams[SimParamsIndices.istartingTemp][0]
     slab = slab * tf.constant([0.0, 1, 1, 1, 1]) + startingTemp * tf.constant([1.0, 0, 0, 0, 0])
 
-    for i in range(0, timesteps):
+    for i in tf.range(timesteps):
         tankAndQuanta = updateSourceTank(tank, quanta)
         tank = tankAndQuanta[0]
         quanta = tankAndQuanta[1]