scripts: west_commands: completion: Add hwmv2 complete to bash

Adds hwmv2 board completetion support to bash

Signed-off-by: Jamie McCrae <jamie.mccrae@nordicsemi.no>

scripts/west_commands/completion/west-completion.bash

@@ -392,7 +392,8 @@ __set_comp_west_projs()
 
 __set_comp_west_boards()
 {
-	__set_comp "$(__west_x boards --format={name} "$@")"
+	boards="$(__west_x boards --format={identifiers} "$@")\n$(__west_x boards --format={name} "$@")"
+	__set_comp ${boards//,/\ }
 }
 
 __comp_west_west()