lib/oelite: Fix error handling when git tag signature is not known
lib/oelite: Fix error handling when git tag signature is not known

sknsean/core,sknsean/core,diorcety/oe-lite-core,hundeboll/core,hundeboll/core,sknsean/core,sknsean/core,hundeboll/core,hundeboll/core,diorcety/oe-lite-core,sknsean/core