Test against Python 3.15-dev, bump ty and Black (#738)

* Add Python 3.15-dev to test matrix
* Run ty check only on 3.14
* Bump Black version
* Update tabulate and use that in 
* Bump to latest ty

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.15-dev"]
         numpy: [0, 1]
         os: [ubuntu-latest, macos-latest, windows-latest, macos-14]
     steps:
@@ -46,7 +46,7 @@ jobs:
     - name: run flake8
       run: flake8
     - name: run ty
-      if: matrix.os != 'windows-latest'
+      if: matrix.os != 'windows-latest' && matrix.python-version == '3.14'
       run: |
         pip install uv
         uv run ty check sqlite_utils