added main ros2 manifest file

Author: Guelakais

examples/minimal_logging/package.xml

@@ -0,0 +1,19 @@
+
+<?xml version="1.0"?>
+<?xml-model
+   href="http://download.ros.org/schema/package_format3.xsd"
+   schematypens="http://www.w3.org/2001/XMLSchema"?>
+<package format="3">
+  <name>examples_rclrs_minimal_logging</name>
+  <version>0.1.0</version>
+  <description>Package containing an example of the logging mechanism in rclrs.</description>
+  <license>Apache License 2.0</license>
+
+  <depend>rclrs</depend>
+  <depend>rosidl_runtime_rs</depend>
+  <depend>std_msgs</depend>
+
+  <export>
+    <build_type>ament_cargo</build_type>
+  </export>
+</package>