arm: Remove a superfluous 's' suffix from the cmp instruction

The 's' suffix on the cmp instruction is deprecated and
superfluous since the cmp instruction always sets conditional
flags.

This fixes building for iOS with inline assembly enabled.
Signed-off-by: Tristan Matthews <le.businessman@gmail.com>

libspeex/filters_arm4.h

@@ -46,9 +46,9 @@ int normalize16(const spx_sig_t *x, spx_word16_t *y, spx_sig_t max_scale, int le
          ".normalize16loop1%=: \n"
 
          "\tldr %4, [%0], #4 \n"
-         "\tcmps %4, %1 \n"
+         "\tcmp %4, %1 \n"
          "\tmovgt %1, %4 \n"
-         "\tcmps %4, %3 \n"
+         "\tcmp %4, %3 \n"
          "\tmovlt %3, %4 \n"
 
          "\tsubs %2, %2, #1 \n"