[ML-3824] Add benchmarks to mllib-large.yaml for FPGrowth (#151)

Benchmark for FPGrowth is added to mllib-large.yaml.

src/main/resources/com/databricks/spark/sql/perf/mllib/config/mllib-large.yaml

@@ -59,6 +59,10 @@ benchmarks:
       optimizer:
         - em
         - online
+  - name: fpm.FPGrowth
+    params:
+      numItems: 10000
+      itemSetSize: [4, 10]
   - name: recommendation.ALS
     params:
       numExamples: 50000000