Sort qg dependencies

Change-Id: I937adcecb498e9eb9f8b36b9a2135f21f676db44
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/qg/+/125193
Reviewed-by: Alexei Frolov <frolv@google.com>
Commit-Queue: Erik Gilling <konkers@google.com>
diff --git a/qg/Cargo.toml b/qg/Cargo.toml
index f0e12f8..dd2a817 100644
--- a/qg/Cargo.toml
+++ b/qg/Cargo.toml
@@ -8,12 +8,12 @@
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+futures = "0.3.25"
 num-traits = "0.2.15"
 serde = { version = "1.0.147", features = ["derive"] }
 thiserror = "1.0.37"
 tokio = { version = "1.21.2", features = ["full"] }
 toml = "0.5.9"
-futures = "0.3.25"
 
 [dependencies.rustpython]
 git = "https://github.com/RustPython/RustPython"