Document the -H and -l flags

Fixes #1042

contrib/bash_compl/_rgbasm.bash

@@ -26,8 +26,10 @@ _rgbasm_completions() {
 	declare -A opts=(
 		[V]="version:normal"
 		[E]="export-all:normal"
+		[H]="nop-after-halt:normal"
 		[h]="halt-without-nop:normal"
 		[L]="preserve-ld:normal"
+		[l]="auto-ldh:normal"
 		[v]="verbose:normal"
 		[w]=":normal"
 		[b]="binary-digits:unk"