msm: phy: Re-enable phy intr after phy reset on max idle err cnt

After PHY is reset on reaching max idle err count ensure that
PHY interrupts are enabled for the case where PHY ignores the
interrupt as its being handled by another driver.

Change-Id: I479f4c0df37482ee99a1805f8299f3ea494a21a1
CRs-Fixed: 2337078
Acked-by: Nisha Menon <nmenon@qti.qualcomm.com>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>