trace_processor: add RUN_METRIC to execute dependency files from SQL

This allows for SQL files to rely on other SQL files to be generated
before being executed.

Context: go/perfetto-metrics
Bug: 129747127
Change-Id: I14fe27dcbec1e56e95a8123bd51a539ae428633b
diff --git a/Android.bp b/Android.bp
index b8eb1ad..b740f3d 100644
--- a/Android.bp
+++ b/Android.bp
@@ -18,6 +18,7 @@
   name: "gen_merged_sql_metrics",
   srcs: [
     "src/trace_processor/metrics/android/android_mem.sql",
+    "src/trace_processor/metrics/android/android_mem_lmk.sql",
   ],
   cmd: "$(location tools/gen_merged_sql_metrics) --cpp_out=$(out) $(in)",
   out: [