i386: hvf: drop debug printf in decode_sldtgroup

It's going to clutter QEMU logs if 0x0f00 is trapped.
Signed-off-by: NRoman Bolshakov <r.bolshakov@yadro.com>
Message-Id: <20181203100415.53027-2-r.bolshakov@yadro.com>
Signed-off-by: NLaurent Vivier <laurent@vivier.eu>

target/i386/hvf/x86_decode.c

@@ -525,8 +525,6 @@ static void decode_sldtgroup(CPUX86State *env, struct x86_decode *decode)
         X86_DECODE_CMD_INVL
     };
     decode->cmd = group[decode->modrm.reg];
-    printf("%llx: decode_sldtgroup: %d\n", env->hvf_emul->fetch_rip,
-            decode->modrm.reg);
 }
 
 static void decode_lidtgroup(CPUX86State *env, struct x86_decode *decode)