CTAP library move (#602)

* Moves all CTAP logic into its own library

* workflows fix test

* more coveralls workflow tests

libraries/opensk/fuzz/fuzz_targets/fuzz_target_split_assemble.rs

@@ -0,0 +1,9 @@
+#![no_main]
+
+use fuzz_helper::split_assemble_hid_packets;
+use libfuzzer_sys::fuzz_target;
+
+// Fuzzing HID packets splitting and assembling functions.
+fuzz_target!(|data: &[u8]| {
+    split_assemble_hid_packets(data).ok();
+});