Reformat build/soong for go 1.19

Test: none
Change-Id: I132368f0fcbdb5ea088b5b84dbe4ccfdd9e94cad
diff --git a/android/apex.go b/android/apex.go
index 934cf72..b583be3 100644
--- a/android/apex.go
+++ b/android/apex.go
@@ -711,8 +711,8 @@
 
 // NewApexContents creates and initializes an ApexContents that is suitable
 // for use with an apex module.
-// * contents is a map from a module name to information about its membership within
-//   the apex.
+//   - contents is a map from a module name to information about its membership within
+//     the apex.
 func NewApexContents(contents map[string]ApexMembership) *ApexContents {
 	return &ApexContents{
 		contents: contents,