Correct POE.png

Author: PaulZC

docs/hardware_overview.md

@@ -180,7 +180,7 @@ The GNSSDO can be powered individually or in combination, with any of the follow
 	<div markdown>
 
 	<figure markdown>
-	[![Power over Ethernet Jack](./assets/img/hookup_guide/PoE.png){ width="750" }](./assets/img/hookup_guide/PoE.png "Click to enlarge")
+	[![Power over Ethernet Jack](./assets/img/hookup_guide/POE.png){ width="750" }](./assets/img/hookup_guide/POE.png "Click to enlarge")
 	<figcaption markdown>The Power-over-Ethernet (PoE) jack on the GNSSDO.</figcaption>
 	</figure>
 
@@ -287,7 +287,7 @@ The mosaic-T has a KSZ8041NLI Ethernet PHY interface, connected using a Reduced
 <div markdown>
 
 <figure markdown>
-[![Ethernet Connector](./assets/img/hookup_guide/PoE.png){ width="750" }](./assets/img/hookup_guide/PoE.png "Click to enlarge")
+[![Ethernet Connector](./assets/img/hookup_guide/POE.png){ width="750" }](./assets/img/hookup_guide/POE.png "Click to enlarge")
 <figcaption markdown>Ethernet (PoE) conection.</figcaption>
 </figure>