Android: Fix runtime error caused by initialResourceThreshold

Author: marco-saia-datadog

packages/core/android/src/main/kotlin/com/datadog/reactnative/DdSdkBridgeExt.kt

@@ -230,3 +230,15 @@ internal fun ReadableMap.getBooleanOrNull(key: String): Boolean? {
         null
     }
 }
+
+/**
+ * Returns the double for the given key, or null if the entry is
+ * not in the map.
+ */
+internal fun ReadableMap.getDoubleOrNull(key: String): Double? {
+    return if (hasKey(key)) {
+        getDouble(key)
+    } else {
+        null
+    }
+}

packages/core/android/src/main/kotlin/com/datadog/reactnative/DdSdkConfigurationExt.kt

@@ -49,7 +49,7 @@ internal fun ReadableMap.asDdSdkConfiguration(): DdSdkConfiguration {
         bundleLogsWithTraces = getBoolean("bundleLogsWithTraces"),
         trackNonFatalAnrs = getBooleanOrNull("trackNonFatalAnrs"),
         batchProcessingLevel = getString("batchProcessingLevel"),
-        initialResourceThreshold = getDouble("initialResourceThreshold")
+        initialResourceThreshold = getDoubleOrNull("initialResourceThreshold")
     )
 }