Move log.file.path to resource.attributes

Author: jordan-powers

modules/ingest-otel/src/main/java/org/elasticsearch/ingest/otel/EcsOTelResourceAttributes.java

@@ -58,7 +58,8 @@ final class EcsOTelResourceAttributes {
         "cloud.service.name",
         "cloud.account.id",
         "process.command_line",
-        "faas.version"
+        "faas.version",
+        "log.file.path"
     );
 
     private EcsOTelResourceAttributes() {}