oapi: Allow commas at the end of parameter #149

Job	Run time
git-tag	28s
publish (salvo-serde-util, crates/serde-util)	23s
publish (salvo_macros, crates/macros)	17s
publish (salvo_core, crates/core)	56s
publish (salvo_extra, crates/extra)	46s
publish (salvo-proxy, crates/proxy)	53s
publish (salvo-compression, crates/compression)	56s
publish (salvo-jwt-auth, crates/jwt-auth)	55s
publish (salvo-session, crates/session)	53s
publish (salvo-flash, crates/flash)	50s
publish (salvo-cors, crates/cors)	45s
publish (salvo-csrf, crates/csrf)	40s
publish (salvo-cache, crates/cache)	48s
publish (salvo-rate-limiter, crates/rate-limiter)	51s
publish (salvo-serve-static, crates/serve-static)	42s
publish (salvo-otel, crates/otel)	46s
publish (salvo-oapi-macros, crates/oapi-macros)	30s
publish (salvo-oapi, crates/oapi)	1m 11s
publish (salvo, crates/salvo)	48s
	14m 18s

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