Remove ARM endian workaround

Author: elicn

qiling/arch/arm.py

@@ -57,17 +57,7 @@ def is_thumb(self) -> bool:
 
     @property
     def endian(self) -> QL_ENDIAN:
-        # FIXME: ARM is a bi-endian architecture which allows flipping core endianess
-        # while running. endianess is tested in runtime through CPSR[9], however unicorn
-        # doesn't reflect the endianess correctly through that bit.
-        # @see: https://github.com/unicorn-engine/unicorn/issues/1542
-        #
-        # we work around this by using the initial endianess configuration, even though
-        # it might have been changed since.
-        #
-        # return QL_ENDIAN.EB if self.regs.cpsr & (1 << 9) else QL_ENDIAN.EL
-
-        return self._init_endian
+        return QL_ENDIAN.EB if self.regs.cpsr & (1 << 9) else QL_ENDIAN.EL
 
     @property
     def effective_pc(self) -> int: