Update nitrokey-sys dependency to v3.3.0

Now libnitrokey v3.3 is compiled from source, fixing the problems with
older libnitrokey versions (freeing strings, firmware version getter).
Also, bindgen is no longer a build dependency.  This makes the build
process a lot faster.

2 files changed, 1 insertions, 4 deletions

diff --git a/src/lib.rs b/src/lib.rs
index fdc7954..eb5ec5f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -489,8 +489,6 @@ pub trait Device {
     }
 
     /// Returns the major part of the firmware version (should be zero).
-    /// Note that this method is buggy for libnitrokey older than v3.3.  For
-    /// these versions, this method returns the minor part.
     ///
     /// # Example
     ///
diff --git a/src/tests/pro.rs b/src/tests/pro.rs
index 7fa8ec3..dee7dc6 100644
--- a/src/tests/pro.rs
+++ b/src/tests/pro.rs
@@ -196,8 +196,7 @@ fn totp_slot_name() {
 #[cfg_attr(not(feature = "test-pro"), ignore)]
 fn get_major_firmware_version() {
     set_debug(false);
-    // TODO fix for different libnitrokey versions
-    assert_eq!(8, ::connect().unwrap().get_major_firmware_version());
+    assert_eq!(0, ::connect().unwrap().get_major_firmware_version());
 }
 
 fn admin_retry(device: UnauthenticatedDevice, suffix: &str, count: u8) -> UnauthenticatedDevice {