Fix `cargo fmt` formatting.

src/aes128gcm.rs

@@ -27,7 +27,7 @@ const ECE_AES128GCM_NONCE_INFO: &str = "Content-Encoding: nonce\0";
 // As for now it makes it easier to Ctrl + F into ecec :)
 
 /// Web Push encryption structure for the AES128GCM encoding scheme ([RFC8591](https://tools.ietf.org/html/rfc8291))
-/// 
+///
 /// This structure is meant for advanced use. For simple encryption/decryption, use the top-level [`encrypt`](crate::encrypt) and [`decrypt`](crate::decrypt) functions.
 pub struct Aes128GcmEceWebPush;
 impl Aes128GcmEceWebPush {

src/aesgcm.rs

@@ -88,7 +88,7 @@ impl AesGcmEncryptedBlock {
     }
 }
 /// Web Push encryption structure for the legacy AESGCM encoding scheme ([Web Push Encryption Draft 4](https://tools.ietf.org/html/draft-ietf-webpush-encryption-04))
-/// 
+///
 /// This structure is meant for advanced use. For simple encryption/decryption, use the top-level [`encrypt_aesgcm`](crate::legacy::encrypt_aesgcm) and [`decrypt_aesgcm`](crate::legacy::decrypt_aesgcm) functions.
 pub struct AesGcmEceWebPush;
 impl AesGcmEceWebPush {

src/legacy.rs

@@ -177,7 +177,6 @@ mod aesgcm_tests {
         );
     }
 
-    
     #[test]
     fn test_decrypt_ietf_rfc() {
         // Test data from [IETF Web Push Encryption Draft 5](https://tools.ietf.org/html/draft-ietf-webpush-encryption-04#section-5)