Add shellcheck via brew (ublue-os#1549)

TeamLinux01 · web-flow · commit 776cfd54b4a3 · 2024-07-30T13:53:39.000-04:00
diff --git a/system_files/shared/usr/share/ublue-os/homebrew/bluefin-cli.Brewfile b/system_files/shared/usr/share/ublue-os/homebrew/bluefin-cli.Brewfile
@@ -6,6 +6,7 @@ brew "fd"
 brew "gh"
 brew "glab"
 brew "rg"
+brew "shellcheck"
 brew "ugrep"
 brew "yq"
 brew "zoxide"
