x86 libc: Fix the range to check the error

The spec says "A value in the range between -4095 to -1 indicates an error" (not -129).
This was pointed out in the comment in 22039.

Change-Id: I11b7c45015a9e4ccf09aed5364a889437eab6ab8
Signed-off-by: Jun Nakajima <jun.nakajima@intel.com>
diff --git a/libc/arch-x86/bionic/syscall.S b/libc/arch-x86/bionic/syscall.S
index 3cca85c..8370f0b 100644
--- a/libc/arch-x86/bionic/syscall.S
+++ b/libc/arch-x86/bionic/syscall.S
@@ -32,7 +32,7 @@
 
     int     $0x80
 
-    cmpl    $-129, %eax
+    cmpl    $-4095, %eax
     jb      1f
     negl    %eax
     pushl   %eax