fix: warning: this URL is not a hyperlink
```
--> src/syscall/mod.rs:28:9
|
28 | /// See
|         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/enarx/enarx-keepldr/issues/31>`
|
= note: `#[warn(rustdoc::bare_urls)]` on by default
= note: bare URLs are not automatically turned into clickable links
```
@@ -25,7 +25,7 @@ use primordial::Register;
/// `get_attestation` syscall number
///
-/// See https://github.com/enarx/enarx-keepldr/issues/31
+/// See <https://github.com/enarx/enarx-keepldr/issues/31>
#[allow(dead_code)]
pub const SYS_ENARX_GETATT: i64 = 0xEA01;
@@ -48,13 +48,13 @@ pub const SYS_ENARX_ERESUME: i64 = -1;
/// `get_attestation` technology return value
///
-/// See https://github.com/enarx/enarx-keepldr/issues/31
+/// See <https://github.com/enarx/enarx-keepldr/issues/31>
#[allow(dead_code)]
pub const SEV_TECH: usize = 1;
/// `get_attestation` technology return value
///
-/// See https://github.com/enarx/enarx-keepldr/issues/31
+/// See <https://github.com/enarx/enarx-keepldr/issues/31>
#[allow(dead_code)]
pub const SGX_TECH: usize = 2;
