Fix Trapezoidal naming conflict.

Author: petervdonovan

C/Savina/src/parallelism/Trapezoidal.lf

@@ -135,7 +135,7 @@ reactor Worker(instance:int(0)) {
 }
 
 /* [[[cog
-    cog.outl(f'main reactor Trapezoidal(numIterations:int({numIterations}), numWorkers:int({workers}), numPieces:int({pieces}), leftEndPoint:double({left}), rightEndPoint:double({right}))') 
+    cog.outl(f'main reactor Trapezoidal(numIterations:int({numIterations}), numWorkers:int({worker_reactors}), numPieces:int({pieces}), leftEndPoint:double({left}), rightEndPoint:double({right}))')
 ]]] */
     main reactor Trapezoidal(numIterations:int(12), numWorkers:int(100), numPieces:int(10000000), leftEndPoint:double(1.0), rightEndPoint:double(5.0))
 

runner/conf/benchmark/savina_parallelism_trapezoid.yaml

@@ -42,7 +42,7 @@ targets:
     lf_file: "parallelism/Trapezoidal.lf"
     binary: "Trapezoidal"
     gen_args:
-      workers: ["-D", "workers=<value>"]
+      workers: ["-D", "worker_reactors=<value>"]
       pieces: ["-D", "pieces=<value>"]
       left: ["-D", "left=<value>"]
       right: ["-D", "right=<value>"]