fix hdf5 version

Author: jkotan

.github/workflows/pixi/variants.yaml

@@ -6,6 +6,8 @@ libboost-python-devel:
   - 1.88.0
 libboost-devel:
   - 1.88.0
+hdf5:
+  - 1.14.6
 # c_stdlib_version:
 #   - 2.17
 # c_stdlib:

.github/workflows/tests.yml

@@ -75,7 +75,7 @@ jobs:
           cache: false
       - name: build pninexus
         run: |
-          pixi add rattler-build compilers libboost-headers=1.88.0 h5cpp libpninexus libboost=1.88.0  libboost-python=1.88.0
+          pixi add rattler-build compilers libboost-headers=1.88.0 h5cpp libpninexus libboost=1.88.0  libboost-python=1.88.0 hdf5=1.14.6
           pixi run rattler-build build  --recipe .github/workflows/pixi/recipe.yaml
 
   deb_tests: