misc: Fix spelling issues

Misspellings were identified by:
  https://github.com/marketplace/actions/check-spelling

* Initial corrections based on forbidden patterns from the action
* Additional corrections by Google Chrome auto-suggest
* Some manual corrections
* Adding markdown bullets to readme credits section

Signed-off-by: Josh Soref <2119212+jsoref@users.noreply.github.com>

hypervisor/src/vm.rs

@@ -190,7 +190,7 @@ pub enum HypervisorVmError {
     /// Assert virtual interrupt error
     ///
     #[error("Failed to assert virtual Interrupt: {0}")]
-    AsserttVirtualInterrupt(#[source] anyhow::Error),
+    AssertVirtualInterrupt(#[source] anyhow::Error),
 
     #[cfg(feature = "sev_snp")]
     ///