bump: Update HiPhase to v1.6.0 (#121)

Author: williamrowell

docker/hiphase/build.env

@@ -2,7 +2,7 @@
 IMAGE_BUILD=1
 
 # Tool versions
-HIPHASE_VERSION=1.5.0
+HIPHASE_VERSION=1.6.0
 
 # Image info
 IMAGE_NAME=hiphase