Update workflows & bump to v1.1.4

Author: shinaoka

.github/workflows/conda.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.9"]
+        python-version: ["3.12"]
 
     steps:
     - uses: actions/checkout@v4

src/sparse_ir/__init__.py

@@ -12,7 +12,7 @@
 """
 __copyright__ = "2020-2025 Markus Wallerberger, Hiroshi Shinaoka, and others"
 __license__ = "MIT"
-__version__ = "1.1.3"
+__version__ = "1.1.4"
 
 from .kernel import RegularizedBoseKernel, LogisticKernel
 from .sve import compute as compute_sve, SVEResult