Add new Redis methods (#1588)

* Add new Redis methods

* Add RedisCluster methods to ignore list

Author: lrafeei

newrelic/hooks/datastore_redis.py

@@ -278,6 +278,7 @@
     "hsetnx",
     "hstrlen",
     "hvals",
+    "hybrid_search",
     "incr",
     "incrby",
     "incrbyfloat",
@@ -325,6 +326,7 @@
     "mrange",
     "mrevrange",
     "mset",
+    "msetex",
     "msetnx",
     "numincrby",
     "object_encoding",

tests/datastore_rediscluster/test_uninstrumented_rediscluster_methods.py

@@ -118,10 +118,14 @@
     "get_node",
     "get_node_from_key",
     "get_nodes",
+    "get_nodes_from_slot",
     "get_primaries",
     "get_random_node",
+    "get_random_primary_node",
+    "get_random_primary_or_all_nodes",
     "get_redis_connection",
     "get_replicas",
+    "get_special_nodes",
     "keyslot",
     "mget_nonatomic",
     "monitor",