Exclude cherry-pick-stable script from crates.io package

Author: SwishSwushPow

Cargo.toml

@@ -3,7 +3,7 @@ name = "libc"
 version = "0.2.177"
 keywords = ["libc", "ffi", "bindings", "operating", "system"]
 categories = ["external-ffi-bindings", "no-std", "os"]
-exclude = ["/ci/*", "/.github/*", "/.cirrus.yml", "/triagebot.toml"]
+exclude = ["/ci/*", "/.github/*", "/.cirrus.yml", "/triagebot.toml", "cherry-pick-stable.sh"]
 description = "Raw FFI bindings to platform libraries like libc."
 authors = ["The Rust Project Developers"]
 edition = "2021"