Add benchmarks for filled SparseArray operations

Test: none
Change-Id: I7e1c214c846c8bf501cd051e10724e07ff77f714

diff --git a/settings.gradle b/settings.gradle
index ea6a8f7..2228869 100644
--- a/settings.gradle
+++ b/settings.gradle

@@ -99,6 +99,7 @@
 includeProject(":car-moderator", "car/moderator")
 includeProject(":cardview:cardview", "cardview/cardview")
 includeProject(":collection:collection", "collection/collection")
+includeProject(":collection:collection-benchmark", "collection/collection-benchmark")
 includeProject(":collection:collection-ktx", "collection/collection-ktx")
 includeProject(":concurrent:concurrent-futures", "concurrent/futures")
 includeProject(":concurrent:concurrent-futures-ktx", "concurrent/futures-ktx")