fix: neo4j as type unmarshalling & support point types #400

Job	Run time
search	3s
lint (lib/metadata)	31s
lint (lib/wasmextractor)	28s
lint (lib/manifest)	31s
lint (sdk/go)	38s
lint (sdk/go/examples/graphql)	29s
lint (sdk/go/examples/simple)	28s
lint (sdk/go/examples/auth)	28s
lint (sdk/go/examples/anthropic-functions)	30s
lint (sdk/go/examples/postgresql)	24s
lint (sdk/go/examples/dgraph)	25s
lint (sdk/go/examples/embedding)	25s
lint (sdk/go/examples/vectors)	22s
lint (sdk/go/examples/collections)	24s
lint (sdk/go/examples/classification)	29s
lint (sdk/go/examples/neo4j)	29s
lint (sdk/go/examples/textgeneration)	24s
lint (sdk/go/examples/http)	30s
lint (sdk/go/templates/default)	29s
lint (runtime)	1m 42s
lint (runtime/languages/golang/testdata)	27s
	10m 36s

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