power: pm8921-charger: remove old workarounds
power: pm8921-charger: remove old workarounds

PMIC8921 revision 1.0 and 1.1 are no longer supported by software.

Remove the applicable workarounds from the driver.

Change-Id: I8c99fcbbf2f7229728236ae1059f4c9cb8dbb065
Signed-off-by: David Keitel <bd5c00b7233f7e9d1df99d90a21c081aa6291657@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas