libprocessgroup_headers: make vendor_ramdisk_available.

Test: pass
Bug: 156098440
Change-Id: I4d66c3e0aa2bbc972d2d6fe16dec95a45bfb2889
diff --git a/libprocessgroup/Android.bp b/libprocessgroup/Android.bp
index bda11e9..d101774 100644
--- a/libprocessgroup/Android.bp
+++ b/libprocessgroup/Android.bp
@@ -1,6 +1,8 @@
 cc_library_headers {
     name: "libprocessgroup_headers",
     vendor_available: true,
+    ramdisk_available: true,
+    vendor_ramdisk_available: true,
     recovery_available: true,
     host_supported: true,
     native_bridge_supported: true,