Fix spelling mistakes using codespell

This commit corrects various spelling mistakes throughout the
repository. The corrections were made automatically using `codespell`[1]
tool.

[1]: https://github.com/codespell-project/codespell

Change-Id: I8870ce249bba3373e85f82903cfa875d6a7c8725
Signed-off-by: Manojkiran Eda <manojkiran.eda@gmail.com>
diff --git a/item_updater.hpp b/item_updater.hpp
index d4c5bdb..898b07c 100644
--- a/item_updater.hpp
+++ b/item_updater.hpp
@@ -201,7 +201,7 @@
     /** @brief Vector of needed BMC images in the tarball*/
     std::vector<std::string> imageUpdateList;
 
-    /** @breif The slot of running BMC image */
+    /** @brief The slot of running BMC image */
     uint32_t runningImageSlot = 0;
 
   private: