Remove trailings spaces from CBM-related asm files

libsrc/vic20/emd/vic20-rama.s

@@ -167,7 +167,7 @@ loop:   .repeat 8
 
 ; Done
 
-done:   rts               
+done:   rts
 
 ; ------------------------------------------------------------------------
 ; COPYFROM: Copy from extended into linear memory. A pointer to a structure
@@ -178,7 +178,7 @@ done:   rts
 COPYFROM:
         sta     ptr3
         stx     ptr3+1                  ; Save the passed em_copy pointer
-                       
+
         ldy     #EM_COPY::OFFS
         lda     (ptr3),y
         sta     ptr1

libsrc/vic20/kplot.s

@@ -10,7 +10,7 @@
 
 .proc   PLOT
 
-        bcs     @L1                     
+        bcs     @L1
         jsr     $FFF0                   ; Set cursor position
         jmp     $EAB2                   ; Set pointer to color RAM
 
@@ -18,4 +18,3 @@
 
 .endproc
 
-

libsrc/vic20/mainargs.s

@@ -102,7 +102,7 @@ argloop:lda     BASIC_BUF,x
         inx
         cmp     term
         bne     argloop
-                          
+
 ; We've found the end of the argument. X points one character behind it, and
 ; A contains the terminating character. To make the argument a valid C string,
 ; replace the terminating character by a zero.