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: Iae81201889d1bb4ca324243b863948cb60420ae7
Signed-off-by: Manojkiran Eda <manojkiran.eda@gmail.com>
diff --git a/vpd-manager/editor_impl.hpp b/vpd-manager/editor_impl.hpp
index 3253332..98a2fa1 100644
--- a/vpd-manager/editor_impl.hpp
+++ b/vpd-manager/editor_impl.hpp
@@ -76,7 +76,7 @@
      * looks for the keyword name in that record. when found it updates the data
      * of keyword with the given data. It does not block keyword data update in
      * case the length of new data is greater than or less than the current data
-     * length. If the new data length is more than the length alotted to that
+     * length. If the new data length is more than the length allotted to that
      * keyword the new data will be truncated to update only the allotted
      * length. Similarly if the new data length is less then only that much data
      * will be updated for the keyword and remaining bits will be left