rq: remove #[deny(warnings)] to reduce chance of build failures with rustc update

This fixes a build failure due to an added warning.

Changed files
+7
pkgs
development
tools
+7
pkgs/development/tools/rq/default.nix
···
sha256 = "0km9d751jr6c5qy4af6ks7nv3xfn13iqi03wq59a1c73rnf0zinp";
};
+
postPatch = ''
+
# Remove #[deny(warnings)] which is equivalent to -Werror in C.
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# Prevents build failures when upgrading rustc, which may give more warnings.
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substituteInPlace src/lib.rs \
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--replace "#![deny(warnings)]" ""
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'';
+
cargoSha256 = "0c5vwy3c5ji602dj64z6jqvcpi2xff03zvjbnwihb3ydqwnb3v67";
buildInputs = [ llvmPackages.clang-unwrapped v8 ]