power: qcom: smb-lib: check for USB removal after legacy WA

If the USB Type-C cable is removed while the legacy workaround is
running the IRQ will be ignored and the removal will not be detected.

Check for USB Type-C removal by manually triggering the IRQ when the
legacy workaround finishes.

Change-Id: Ie2e399915da88a9d7fc480767e4fad8abf23024d
Signed-off-by: Nicholas Troast <ntroast@codeaurora.org>