use semicolon not newline for inline assembler

fixes:

testfile.c:3:11: warning: missing terminating " character
    3 |   __asm__(".arch armv5te
      |           ^
testfile.c:4:1: error: expected string literal before '.' token
    4 | .object_arch armv4t
      | ^
testfile.c:5:14: warning: missing terminating " character
    5 | qadd r3,r3,r3");
      |              ^

Signed-off-by: Rudi Heitbaum <rudi@heitbaum.com>
Signed-off-by: Jean-Marc Valin <jmvalin@jmvalin.ca>

Author: heitbaum

meson.build

@@ -277,17 +277,17 @@ if not opt_asm.disabled()
         if not opus_arm_may_have_edsp
           message('Trying to force-enable armv5e EDSP instructions...')
           # AS_ASM_ARM_EDSP_FORCE
-          opus_arm_may_have_edsp = cc.compiles(asm_tmpl.format('.arch armv5te\n.object_arch armv4t\nqadd r3,r3,r3'),
+          opus_arm_may_have_edsp = cc.compiles(asm_tmpl.format('.arch armv5te;.object_arch armv4t;qadd r3,r3,r3'),
                                                name : 'Assembler supports EDSP instructions on ARM (forced)')
         endif
         if not opus_arm_may_have_media
           message('Trying to force-enable ARMv6 media instructions...')
-          opus_arm_may_have_media = cc.compiles(asm_tmpl.format('.arch armv6\n.object_arch armv4t\nshadd8 r3,r3,r3'),
+          opus_arm_may_have_media = cc.compiles(asm_tmpl.format('.arch armv6;.object_arch armv4t;shadd8 r3,r3,r3'),
                                                 name : 'Assembler supports ARMv6 media instructions on ARM (forced)')
         endif
         if not opus_arm_may_have_neon
           message('Trying to force-enable NEON instructions...')
-          opus_arm_may_have_neon = cc.compiles(asm_tmpl.format('.arch armv7-a\n.fpu neon\n.object_arch armv4t\nvorr d0,d0,d0'),
+          opus_arm_may_have_neon = cc.compiles(asm_tmpl.format('.arch armv7-a;.fpu neon;.object_arch armv4t;vorr d0,d0,d0'),
                                                name : 'Assembler supports NEON instructions on ARM (forced)')
         endif
       endif