libkrun: update authors in Cargo.toml

Replace my name with "The libkrun Authors" to reflect the current
reality of this project.

Signed-off-by: Sergio Lopez <[email protected]>

Author: slp

src/libkrun/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "libkrun"
 version = "1.14.0"
-authors = ["Sergio Lopez <[email protected]>"]
+authors = ["The libkrun Authors"]
 edition = "2021"
 build = "build.rs"