added camera description

Author: timzarhansen

Sensors/camera.md

@@ -0,0 +1,14 @@
+---
+layout: default
+title: Camera Settings
+parent: Sensors Overview
+nav_order: 7
+---
+
+# Camera setup Raspberry pi on BlueAUV
+
+We use this [Camera driver](https://github.com/christianrauch/camera_ros)
+After installing, the camera connected can be run with this command:
+`ros2 run camera_ros camera_node --ros-args -p camera:=0 -p width:=1280 -p height:=1024`
+
+