Update MM email; remove unused workflows (docs and main); specify tests and draft-pdf workflow execution conditions

Author: mdmeeker

.github/workflows/docs.yml--DISABLED

@@ -1,4 +1,8 @@
-on: [push]
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
 
 jobs:
   paper:

.github/workflows/draft-pdf.yml

@@ -2,14 +2,25 @@ name: Tests
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id}}
+  cancel-in-progress: true
+
 jobs:
   run_tests:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.10", "3.11"]
+      fail-fast: false 
+
     steps: 
       - uses: actions/checkout@v4
-      - uses: actions/setup-python@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
         with: 
-          python-version : '3.9'
+          python-version : ${{ matrix.python-version }}
           cache: 'pip'
 
       - name: Install dependencies
@@ -24,11 +35,8 @@ jobs:
       - name: Run fast tests
         run: | 
           pip install pytest
-          cd test
           python -m pytest 
 
       - name: Run slow tests
         run: | 
-          pip install pytest
-          cd test
           python -m pytest --runslow

.github/workflows/main.yml--DISABLED

@@ -24,7 +24,7 @@ def get_package_files(docs_root):
     description="Mann turbulence modelling",
     url="https://github.com/METHODS-Group/DRDMannTurb",
     author="Alexey Izmailov, Matthew Meeker, Yorgos Deskos based on code by Brendan Keith et al.",
-    author_email="[email protected], [email protected]",
+    author_email="[email protected], [email protected]",
     license="BSD 2-clause",
     packages=["drdmannturb"],
     include_package_data=True,