libvndksupport: Change log level and message.

If no 'sphal' namespace exist, the sphal library may be found in
current namespace.
Change the log level and message to note this.

Bug: 64162324
Test: Check log message for vndksupport tag.
Change-Id: I5ed6ba1e48f99e7d11d80a465177ac9f3a7fbd97
Merged-In: I5ed6ba1e48f99e7d11d80a465177ac9f3a7fbd97
1 file changed