hypervisor: mshv: Fix superflous lifetimes

warning: the following explicit lifetimes could be elided: 'a
   --> hypervisor/src/arch/x86/emulator/mod.rs:492:6
    |
492 | impl<'a, T: CpuStateManager> Emulator<'a, T> {
    |      ^^                               ^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    = note: `#[warn(clippy::needless_lifetimes)]` on by default
help: elide the lifetimes
    |
492 - impl<'a, T: CpuStateManager> Emulator<'a, T> {
492 + impl<T: CpuStateManager> Emulator<'_, T> {
    |

warning: the following explicit lifetimes could be elided: 'a
  --> hypervisor/src/mshv/x86_64/emulator.rs:19:6
   |
19 | impl<'a> MshvEmulatorContext<'a> {
   |      ^^                      ^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
help: elide the lifetimes
   |
19 - impl<'a> MshvEmulatorContext<'a> {
19 + impl MshvEmulatorContext<'_> {
   |

warning: the following explicit lifetimes could be elided: 'a
  --> hypervisor/src/mshv/x86_64/emulator.rs:65:6
   |
65 | impl<'a> PlatformEmulator for MshvEmulatorContext<'a> {
   |      ^^                                           ^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
help: elide the lifetimes
   |
65 - impl<'a> PlatformEmulator for MshvEmulatorContext<'a> {
65 + impl PlatformEmulator for MshvEmulatorContext<'_> {
   |

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>

hypervisor/src/arch/x86/emulator/mod.rs

@@ -489,7 +489,7 @@ macro_rules! gen_handler_match {
     };
 }
 
-impl<'a, T: CpuStateManager> Emulator<'a, T> {
+impl<T: CpuStateManager> Emulator<'_, T> {
     pub fn new(platform: &mut dyn PlatformEmulator<CpuState = T>) -> Emulator<T> {
         Emulator { platform }
     }