Removed trailing spaces in the most relevant files

Command used for the job:
egrep -rl ' $' --include *.c --include *.h --include  *.s --include  *.inc --include  *.txt *  | xargs sed -i 's/\s\+$//g'

Credits to Grant Murphy from Stack Overflow.

sound/songs/se_m_vital_throw2.s

@@ -36,7 +36,7 @@ se_m_vital_throw2_1:
 	.byte	W02
 	.byte		PAN   , c_v+0
 	.byte		BEND  , c_v+0
-	.byte		N06   , En3 
+	.byte		N06   , En3
 	.byte	W01
 	.byte		BEND  , c_v-9
 	.byte	W01
@@ -49,7 +49,7 @@ se_m_vital_throw2_1:
 	.byte	W02
 	.byte		PAN   , c_v+0
 	.byte		BEND  , c_v+0
-	.byte		N09   , An2 
+	.byte		N09   , An2
 	.byte	W01
 	.byte		BEND  , c_v-9
 	.byte	W01
@@ -84,10 +84,10 @@ se_m_vital_throw2_2:
 	.byte		N03   , Gs2 , v052
 	.byte	W06
 	.byte		PAN   , c_v-7
-	.byte		N03   
+	.byte		N03
 	.byte	W06
 	.byte		PAN   , c_v+0
-	.byte		N03   
+	.byte		N03
 	.byte	W12
 	.byte	FINE