Merged test requirements

.github/workflows/tests.yml

@@ -22,8 +22,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -r nearley-requirements.txt
-          pip install -r regex-requirements.txt
+          pip install -r test-requirements.txt
       - name: Run tests
         run: |
           python -m tests

regex-requirements.txt

@@ -1 +0,0 @@
-regex

nearley-requirements.txt → test-requirements.txt

@@ -1 +1,2 @@
 Js2Py==0.68
+regex