added the new packages to the setup.cfg and the new templates to the

manifest so that packaging works correctly

MANIFEST.in

 include README.md
 include LICENSE.md
 include pystencils_benchmark/templates/*
+include pystencils_benchmark/templates/cpu/*
+include pystencils_benchmark/templates/gpu/*

setup.cfg

@@ -10,7 +10,10 @@ license = AGPLv3
 version = 0.0.1
 
 [options]
-packages = pystencils_benchmark
+packages = 
+    pystencils_benchmark
+    pystencils_benchmark.gpu
+    pystencils_benchmark.cpu
 install_requires =
     jinja2 >= 3.0
     pystencils >= 0.3.4