feat: Update neard init to specify config file type to download #6658

Job	Run time
Backward Compatibility	10m 51s
Cargo Nextest (Linux)	15m 8s
Cargo Nextest (Linux Nightly)	15m 41s
Cargo Clippy	8m 46s
Cargo Nextest (MacOS)	11m 32s
Cargo Deny	30s
Rust Doctests	11m 12s
Lychee Lints	9s
Protocol Schema	13m 7s
Protobuf Backward Compatibility	10s
Database Migration	10m 53s
Genesis Changes	9m 39s
Sanity Checks	6m 19s
Style	41s
Upgradability	11m 36s
Cargo Audit	19s
Cargo Fmt	22s
Non-default Configuration Builds	1m 15s
Themis	38s
Unused Dependencies	6m 45s
Windows check for building public libraries	4m 26s
Generate Coverage Artifact (unit, unit)	2m 5s
Upload Coverage	32s
Generate Coverage Artifact (integration, unit integration)	2m 31s
	2h 25m 7s

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