* client: fix invalid name pattern regex
* Update client/cli/src/commands/run_cmd.rs
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
* client: test node name is non-empty
* client: add more tests to is_node_name_valid
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Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>