Clean up the converter log

simplify the log
8 jobs for v1.9.4 in 9 minutes and 25 seconds (queued for 21 seconds)
latest
Name Stage Failure
failed
build_web_live Build
#16 6.326 # gitlab.gwdg.de/subugoe/metsimporter/web
#16 6.326 ./web.go:703:2: val declared but not used
#16 ERROR: executor failed running [/bin/sh -c if test "$DEBUG" = 'true' ; then go get github.com/go-delve/delve/cmd/dlv && go build -gcflags="${GC_FLAGS}" -o goapp ; else go build -o goapp ; fi]: exit code: 2
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> [builder 10/12] RUN if test "false" = 'true' ; then go get github.com/go-delve/delve/cmd/dlv && go build -gcflags="all=-N -l" -o goapp ; else go build -o goapp ; fi:
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executor failed running [/bin/sh -c if test "$DEBUG" = 'true' ; then go get github.com/go-delve/delve/cmd/dlv && go build -gcflags="${GC_FLAGS}" -o goapp ; else go build -o goapp ; fi]: exit code: 2
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1