[ARM-JITArmIL] Remove the SystemRegisters file.
[ARM] Clean up LSL, LSR, and ASR emitters, we don't need a separate instruction for each to support registers.
[ARM-JitArmIL] Enable a bunch of instructions.
Add the JITIL Arm recompiler to the Android settings.
Add the Arm JITIL to DolphinWX.