Handle the version_script property.

Doesn't work when depends on arch/target/etc., but good enough for
libdl_android.

Bug: 186650430
Test: Presubmits.
Change-Id: Ib0facb41a89454717c74663e5e078aedd33d1b9c
diff --git a/android/bazel_paths.go b/android/bazel_paths.go
index 4280bc3..f4b2a7c 100644
--- a/android/bazel_paths.go
+++ b/android/bazel_paths.go
@@ -100,6 +100,10 @@
 	return labels
 }
 
+func BazelLabelForModuleSrcSingle(ctx BazelConversionPathContext, path string) bazel.Label {
+	return BazelLabelForModuleSrcExcludes(ctx, []string{path}, []string(nil)).Includes[0]
+}
+
 // BazelLabelForModuleSrc expects a list of path (relative to local module directory) and module
 // references (":<module>") and returns a bazel.LabelList{} containing the resolved references in
 // paths, relative to the local module, or Bazel-labels (absolute if in a different package or