Fix misspellings in jeepyb

Fix misspellings detected by:
* pip install misspellings
* git ls-files | grep -v locale | misspellings -f -

Change-Id: Id3764d3645f1fd9f9dd2af74ec1f2416e66bdcca
Closes-Bug: #1257295
Merge "Fix misspellings in jeepyb"