bump gazebo7 package versions from 7.16.0 to 7.16.1

Signed-off-by: Mikael Arguedas <[email protected]>

library/gazebo

@@ -9,12 +9,12 @@ GitRepo: https://github.com/osrf/docker_images.git
 
 Tags: gzserver7, gzserver7-xenial
 Architectures: amd64
-GitCommit: 6f18102d57b424ce454f61e4ac432e3d6d71f670
+GitCommit: 907d1ca26c959d9396eb391a104cffa443c266b8
 Directory: gazebo/7/ubuntu/xenial/gzserver7
 
 Tags: libgazebo7, libgazebo7-xenial
 Architectures: amd64
-GitCommit: 6f18102d57b424ce454f61e4ac432e3d6d71f670
+GitCommit: 907d1ca26c959d9396eb391a104cffa443c266b8
 Directory: gazebo/7/ubuntu/xenial/libgazebo7
 
 
@@ -106,3 +106,4 @@ Tags: libgazebo11, libgazebo11-focal, latest
 Architectures: amd64
 GitCommit: 43e969496f5cabe19dd658c18c85f742bdaf6923
 Directory: gazebo/11/ubuntu/focal/libgazebo11
+