test: update shellcheck test

tests/shellcheck.sh

@@ -4,7 +4,7 @@
 
 set -e
 
-mydir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+mydir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 cd "${mydir}"/../
 
 scripts=()
@@ -18,13 +18,13 @@ done < <(
 		tests/shellcheck.sh \
 		-type f \
 		-print0
-  )
+)
 
-shellcheck -e SC1090 "${scripts[@]}"
-shellcheck -e SC1090 --shell=bash "dotbare.plugin.bash"
+shellcheck -e SC1091 "${scripts[@]}"
+shellcheck -e SC1091 --shell=bash "dotbare.plugin.bash"
 shellcheck --shell=bash "pkg/completion/bash/dotbare"
 # \shellcheck does not have zsh support yet, hence using bash for now
-shellcheck -e SC2034 --shell=bash "dotbare.plugin.zsh"
-shellcheck -e SC2034 --shell=bash "pkg/completion/zsh/_dotbare"
+shellcheck -e SC2034,SC2277,SC2269 --shell=bash "dotbare.plugin.zsh"
+shellcheck -e SC2034,SC2269 --shell=bash "pkg/completion/zsh/_dotbare"
 
 exit $?