Update default branch references

.github/workflows/release-drafter.yml

@@ -4,15 +4,15 @@ on:
   push:
     # branches to consider in the event; optional, defaults to all
     branches:
-      - master
+      - main
       - 'releases/**'
       - 'stable/**'
 
 jobs:
   update_release_draft:
     runs-on: ubuntu-latest
     steps:
-      # Drafts your next Release notes as Pull Requests are merged into "master"
+      # Drafts your next Release notes as Pull Requests are merged into "main"
       - uses: release-drafter/release-drafter@v5
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/tox.yml

@@ -6,7 +6,7 @@ on:
       - "**"
   push:  # only publishes pushes to the main branch to TestPyPI
     branches:  # any integration branch but not tag
-      - "master"
+      - "main"
   pull_request:
   release:
     types:
@@ -39,7 +39,8 @@ jobs:
           - name: py39
             tox_env: py39-2.9,py39-2.10,py39-2.11
             PREFIX: PYTEST_REQPASS=3
-          - tox_env: packaging
+          - name: packaging
+            tox_env: packaging
 
     steps:
       - uses: actions/checkout@v1