Fix gallery paths now that branch has been merged to master

Author: GPSnoopy

README.md

@@ -10,7 +10,7 @@ This personal project follows my own attempts at CPU ray tracing following Peter
 
 ## Gallery
 
-<img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/OneWeekend.jpg" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/Planets.jpg" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/Heatmap/gallery/Heatmap.png" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/Heatmap/gallery/LucyHeatmap.png" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/CornellBox.jpg" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/CornellBoxLucy.jpg" width="49%"></img>
+<img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/OneWeekend.jpg" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/Planets.jpg" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/Heatmap.png" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/LucyHeatmap.png" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/CornellBox.jpg" width="49%"></img> <img src="https://github.com/GPSnoopy/RayTracingInVulkan/blob/master/gallery/CornellBoxLucy.jpg" width="49%"></img>
 
 ## Performance