pci, ch-remote, vmm: Replace simple match blocks with matches!

This is a new clippy check introduced in 1.47 which requires the use of
the matches!() macro for simple match blocks that return a boolean.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>

vmm/src/config.rs

@@ -1088,10 +1088,7 @@ pub enum ConsoleOutputMode {
 
 impl ConsoleOutputMode {
     pub fn input_enabled(&self) -> bool {
-        match self {
-            ConsoleOutputMode::Tty => true,
-            _ => false,
-        }
+        matches!(self, ConsoleOutputMode::Tty)
     }
 }