Update bindgen requirement from 0.64 to 0.66 (#96)

dependabot[bot] · web-flow · commit 9131602474e7 · 2023-07-24T20:09:28.000Z
diff --git a/swiftnav-sys/Cargo.toml b/swiftnav-sys/Cargo.toml
@@ -10,7 +10,7 @@ license = "LGPL-3.0"
 rust-version = "1.56.1"
 
 [build-dependencies]
-bindgen = "0.64"
+bindgen = "0.66"
 cmake = "0.1.46"
 
 [features]
