Prepare scripts for major/minor API levels

For third_party/android_jar keep the current name scheme for
minor version 0, e.g.:

  third_party/android_jar/lib-v36

For other minor versions add the minor version, e.g.:

  third_party/android_jar/lib-v36.1

Change-Id: Ib06e0d7d551049ae10bc229a01c2cfbe62ff582e
diff --git a/tools/run_kotlin_benchmarks.py b/tools/run_kotlin_benchmarks.py
index f7befb3..61d00b7 100755
--- a/tools/run_kotlin_benchmarks.py
+++ b/tools/run_kotlin_benchmarks.py
@@ -95,7 +95,7 @@
         benchmark_jar = get_jar_for_benchmark(options.benchmark)
         r8_args = [
             '--lib',
-            utils.get_android_jar(26),  # Only works with api 26
+            utils.get_android_jar(26, 0),  # Only works with api 26
             '--output',
             dex_path,
             '--pg-conf',