Fix dead/ambiguous links

Author: newAM

cortex-m-semihosting/src/lib.rs

@@ -200,7 +200,7 @@ pub unsafe fn syscall<T>(nr: usize, arg: &T) -> usize {
 ///
 /// # Safety
 ///
-/// Same as [`syscall`].
+/// Same as [`syscall()`].
 #[inline(always)]
 pub unsafe fn syscall1(_nr: usize, _arg: usize) -> usize {
     match () {

cortex-m/src/peripheral/dwt.rs

@@ -368,7 +368,7 @@ pub enum EmitOption {
     WatchpointDebugEvent,
     /// Generate a `CMPMATCH[N]` event.
     ///
-    /// See more in section "CMPMATCH[N] event generation" page C1-730.
+    /// See more in section "`CMPMATCH[N]` event generation" page C1-730.
     CompareMatchEvent,
 }