update redismodule-rs version and bump version

Author: gkorland

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "redisearch_api"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Gavrie Philipson <gavrie@redislabs.com>", "Guy Korland <guy.korland@redislabs.com>"]
 edition = "2018"
 description = "Rust RediSearch API binding"
@@ -13,7 +13,7 @@ name = "hello_redisearch"
 crate-type = ["cdylib"]
 
 [dependencies]
-redis-module = { version="0.7.0", features = ["experimental-api"]}
+redis-module = { version="0.9.0", features = ["experimental-api"]}
 bitflags = "1.1"
 libc = "0.2"
 time = "0.1"