removes unnecessary initialization procedure for aarch-crc32

It was never called and was originally wrought for debugging this file
under the normal executor, but the it was really breaking the symbolic
executor, except that before BinaryAnalysisPlatform/bap#1370 it was
never called (yet another reason to merge it, as it looks like from
the way how we use methods we were assuming the behavior that bap#1370
just introduces).

bap.tests/symexec.exp

@@ -17,11 +17,6 @@ foreach bin [find "bin" "*-symexec-*"] {
         lappend opts "--api-path=api/powerpc"
     }
 
-    if [ string match "*aarch64*" $bin ] {
-        lappend opts "--primus-lisp-load=aarch64-startup"
-        lappend opts "--primus-lisp-add=data"
-    }
-
     if {[string match "*mingw*" $bin ] || [string match "*mips*" $bin ]} {
         continue
     }