Fix End() of Rule

If a directive appears in the middle of a Rule,
the Rule does not reflect its length.
This must be reflected to obtain the correct End() position of the Rule.

Change-Id: I67a78f95487829c639b0c1414ac4cc096faa6363

androidmk/parser/parser.go

@@ -448,6 +448,7 @@ loop:
 			Prerequisites: prerequisites,
 			Recipe:        recipe,
 			RecipePos:     recipePos,
+			RecipeEndPos:  p.pos(),
 		})
 	}
 }