Add 3.12 and remove 3.7 from the build CI (#169)

* Add 3.12 and remove 3.7 from the build CI

* Add pypy 3.10

Author: corona10

.github/workflows/build.yml

@@ -12,22 +12,22 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python: ['3.11']
+        python: ['3.12']
         include:
+          - os: ubuntu-latest
+            python: 'pypy3.10'
           - os: ubuntu-latest
             python: 'pypy3.9'
           - os: ubuntu-latest
             python: 'pypy3.8'
-          - os: ubuntu-latest
-            python: 'pypy3.7'
-          - os: ubuntu-latest
-            python: '3.7'
           - os: ubuntu-latest
             python: '3.8'
           - os: ubuntu-latest
             python: '3.9'
           - os: ubuntu-latest
             python: '3.10'
+          - os: ubuntu-latest
+            python: '3.11'
 
     steps:
       - uses: actions/checkout@v3