Run tests with oneMath interface for python 3.13, because no dpctl package on PyPI with enabled python 3.14 support

Author: antonwolfy

.github/workflows/check-onemath.yaml

@@ -70,7 +70,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['3.14']
+        python: ['3.13'] # no dpctl package on PyPI with enabled python 3.14 support
         os: [ubuntu-22.04] # windows-2022 - no DFT support for Windows in oneMKL
 
     runs-on: ${{ matrix.os }}
@@ -159,7 +159,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['3.14']
+        python: ['3.13'] # no dpctl package on PyPI with enabled python 3.14 support
         os: [ubuntu-22.04] # windows-2022 - no DFT support for Windows in oneMKL
 
     runs-on: ${{ matrix.os }}