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: Id21d7e92aa899635af034ff1ddeefabedd08660e
Signed-off-by: Manojkiran Eda <manojkiran.eda@gmail.com>
diff --git a/test/helper.hpp b/test/helper.hpp
index c76fc37..f0a10e8 100644
--- a/test/helper.hpp
+++ b/test/helper.hpp
@@ -29,7 +29,7 @@
 {
 
 // Validate the return code and the data for the IPMI reply.
-// Returns the subcommand and the optional informations.
+// Returns the subcommand and the optional information.
 std::pair<std::uint8_t, std::vector<std::uint8_t>>
     ValidateReply(::ipmi::RspType<std::uint8_t, std::vector<uint8_t>> reply,
                   bool hasData = true);