ci: align Black lint action with black 26.3.1

Author: aleksandr-kotlyar

.github/workflows/linters.yml

@@ -11,9 +11,10 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: '3.12'
-      - uses: psf/black@20.8b1
+      - uses: psf/black@stable
         with:
-          args: ". --diff --target-version=py312 --skip-string-normalization=1"
+          version: "26.3.1"
+          args: ". --diff"
 
   Pycodestyle:
     name: Lint Pycodestyle