Tremolo: fix ARM assembly code for decode_map type 3 case

Bug: 31647370
Test: ran CTS and manual PoC tests
Change-Id: If176cee6c267d9025d5c6af49c19354192f901a9
(cherry picked from commit 798ceb60518ebbc9eb2f5005a83cd7779eabb879)

Tremolo/dpen.s

@@ -362,7 +362,7 @@ dm3:
 	@ r12= mul
 	@ r14= add
 	LDR	r1, [r4,#44]		@ r1 = s->q_pack
-	LDR	r4, [r4,#52]		@ r4 = s->q_val
+	LDR	r4, [r4,#48]		@ r4 = s->q_val
 	CMP	r2,#8
 	MOV	r11,#0			@ r11= prev
 	MLA	r4,r1,r8,r4		@ r4 = ptr = s->q_val+entry*s->q_pack