allows directory with spaces to be deployed

[RaynorChavez]

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...) Bug fix

• What is the current behavior? (You can also link to an open issue here) When running python vespa_local.py deploy-config on a directory with spaces in the name, the current command treats them as separate arguments

• What is the new behavior (if this is a feature change)? wrapping the directory in " " allows it to be treated as a single argument in deploy-config

• Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?) No

• Have unit tests been run against this PR? (Has there also been any additional testing?) No additional tests

• Related Python client changes (link commit/PR here)

• Related documentation changes (link commit/PR here)

• Other information:

• Please check if the PR fulfills these requirements

• [x] The commit message follows our guidelines

• [ ] Tests for the changes have been added (for bug fixes/features)

• [ ] Docs have been added / updated (for bug fixes / features)