fix(build): BrainScaleS on modern py-pybind11 (another try)

This one includes a fix in hxtorch that wasn't caught when testing
locally (at UHEI) against newer pybind11 versions.

packages/hxtorch/package.py

@@ -13,10 +13,10 @@ class Hxtorch(WafPackage):
     # This repo provides a waf binary used for the build below
     git      = "https://github.com/electronicvisions/pynn-brainscales.git"
 
-    version('4.0-a2', branch='waf')
+    version('4.0-a3', branch='waf')
 
     # PPU compiler dependencies
-    depends_on('oppulance@4.0-a2')
+    depends_on('oppulance@4.0-a3')
 
     # host software dependencies
     depends_on('bitsery', type=('build', 'link', 'run'))

packages/oppulance/package.py

@@ -21,8 +21,8 @@ class Oppulance(Package):
 
     releases = [
         {
-            'version': '4.0-a2',
-            'tag': 'ebrains-4.0-a2'
+            'version': '4.0-a3',
+            'tag': 'ebrains-4.0-a3'
         },
     ]
 

packages/pynn-brainscales/package.py

@@ -11,10 +11,10 @@ class PynnBrainscales(WafPackage):
     homepage = "https://github.com/electronicvisions/pynn-brainscales"
     git      = "https://github.com/electronicvisions/pynn-brainscales.git"
 
-    version('4.0-a2', branch='waf')
+    version('4.0-a3', branch='waf')
 
     # PPU compiler dependencies
-    depends_on('oppulance@4.0-a2')
+    depends_on('oppulance@4.0-a3')
 
     # host software dependencies
     depends_on('bitsery', type=('build', 'link', 'run'))