Adding clang-format script

All the code in zenity from now, will follow this format style

1 files changed, 3 insertions, 0 deletions

diff --git a/utils/format.sh b/utils/format.sh
new file mode 100644
index 0000000..7d557e1
--- /dev/null
+++ b/utils/format.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+find src -type f \( -iname '*.c' -or -iname '*.h' \) -exec clang-format -i -style=file {} \;
+