修复识别运行kvm虚拟机的独服为虚拟机 (#6)

* fix distinguish kvm host as guset

* Fix spelling errors

* Update .gitignore

* update contributors[no ci]

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Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

.gitignore

@@ -1,3 +1,3 @@
 .DS_Store
 /agent
-*.pprof
+*.pprof