Rename soong generated super to super_image

To align with the naming conventions of other soong generated partition
image modules.

Test: m out/soong/.intermediates/build/soong/fsgen/aosp_cf_x86_64_phone_generated_super_image/android_common/aosp_cf_x86_64_phone_generated_super_image.img --soong-only
Change-Id: Ib2182cbd3b60a18330c39abab94939835bbe1246
diff --git a/fsgen/super_img.go b/fsgen/super_img.go
index 8ee3bf2..a36f614 100644
--- a/fsgen/super_img.go
+++ b/fsgen/super_img.go
@@ -19,6 +19,7 @@
 
 	"android/soong/android"
 	"android/soong/filesystem"
+
 	"github.com/google/blueprint/proptools"
 )
 
@@ -30,7 +31,7 @@
 	baseProps := &struct {
 		Name *string
 	}{
-		Name: proptools.StringPtr(generatedModuleName(ctx.Config(), "super")),
+		Name: proptools.StringPtr(generatedModuleNameForPartition(ctx.Config(), "super")),
 	}
 
 	superImageProps := &filesystem.SuperImageProperties{