Update L_tmpnam Android constant

Author: gnzlbg

src/unix/notbsd/android/mod.rs

@@ -586,7 +586,7 @@ pub const FILENAME_MAX: ::c_uint = 4096;
 pub const FOPEN_MAX: ::c_uint = 20;
 pub const POSIX_FADV_DONTNEED: ::c_int = 4;
 pub const POSIX_FADV_NOREUSE: ::c_int = 5;
-pub const L_tmpnam: ::c_uint = 1024;
+pub const L_tmpnam: ::c_uint = 4096;
 pub const TMP_MAX: ::c_uint = 308915776;
 pub const _PC_LINK_MAX: ::c_int = 1;
 pub const _PC_MAX_CANON: ::c_int = 2;