Correct 'tickers.any_of' (#152)

* tickers.any_of -> ticker.any_of

* increment version from 5.1.0 to 5.1.1

Author: HunterL

src/main/kotlin/io/polygon/kotlin/sdk/Version.kt

@@ -1,6 +1,6 @@
 package io.polygon.kotlin.sdk
 
 object Version {
-    const val name = "v5.1.0"
+    const val name = "v5.1.1"
     const val userAgent = "Polygon.io JVM Client/$name"
 }

src/main/kotlin/io/polygon/kotlin/sdk/rest/Snapshots.kt

@@ -4,7 +4,6 @@ import com.thinkinglogic.builder.annotation.Builder
 import io.ktor.http.*
 import io.polygon.kotlin.sdk.rest.options.SnapshotContractDetails
 import io.polygon.kotlin.sdk.rest.options.SnapshotGreeks
-import kotlinx.serialization.ExperimentalSerializationApi
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
@@ -18,7 +17,7 @@ suspend fun PolygonRestClient.getSnapshots(
             "v3",
             "snapshot",
         )
-        params.tickers?.let{ parameters["tickers.any_of"] = it.joinToString(",") }
+        params.tickers?.let{ parameters["ticker.any_of"] = it.joinToString(",") }
         params.order?.let { parameters["order"] = it }
         params.limit?.let { parameters["limit"] = it.toString() }
         params.sort?.let { parameters["sort"] = it }
@@ -144,4 +143,4 @@ data class SnapshotsTrade(
     @SerialName("sip_timestamp") val sipTimestamp: Long? = null,
     val size: Double? = null,
     @SerialName("timeframe") val timeframe: String? = null,
-)
+)