re-trigger symlink-forest if bazel.list changes

Bug: b/258870895
Test: run `m --bazel-mode nothing && touch bionic/docs/BUILD.bazel && m --bazel-mode nothing` Then verify symlink_forest reran and `out/soong/workspace/bionic/docs/BUILD.bazel` does NOT exist
Change-Id: I49797fe52b3e0fb6ffe17ed57b8da0b69628fd7e
diff --git a/ui/build/soong.go b/ui/build/soong.go
index 4aded17..9900c9e 100644
--- a/ui/build/soong.go
+++ b/ui/build/soong.go
@@ -302,7 +302,7 @@
 	)
 
 	bp2buildWorkspaceInvocation.Inputs = append(bp2buildWorkspaceInvocation.Inputs,
-		config.Bp2BuildFilesMarkerFile())
+		config.Bp2BuildFilesMarkerFile(), filepath.Join(config.FileListDir(), "bazel.list"))
 
 	jsonModuleGraphInvocation := primaryBuilderInvocation(
 		config,