Make :module provide the output file for java modules

Make :module on a java_library provide the output file, which is
normally the implementation jar.  For java_library modules with
installable: true or compile_dex: true this will be the dexjar
instead.  For android_app modules this will be the apk.

Bug: 80144045
Test: no change to out/soong/build.ninja
Change-Id: I739674aee60a38bfccb859369e4414b46f293d82

java/builder.go

@@ -125,6 +125,7 @@ var (
 )
 
 func init() {
+	pctx.Import("android/soong/common")
 	pctx.Import("android/soong/java/config")
 }