fix: add missing siren-clang-format module

modules/formatting/siren-clang-format.el

@@ -0,0 +1,14 @@
+;;; siren-clang-format.el --- jimeh's Emacs Siren: clang-format configuration.
+
+;;; Commentary:
+
+;; Basic configuration for clang-format package
+
+;;; Code:
+
+(use-package clang-format
+  :straight (:type built-in) ;; from vendor directory
+  :defer t)
+
+(provide 'siren-clang-format)
+;;; siren-clang-format.el ends here