Update workflow bits

Author: scottgerring

.github/workflows/build-docs.yml

@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - main
+      - v2
     paths:
       - 'docs/**'
       - 'mkdocs.yml'

.github/workflows/build.yml

@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - main
+      - v2
     paths:
       - 'powertools-cloudformation/**'
       - 'powertools-core/**'

.github/workflows/run-e2e-tests.yml

@@ -4,7 +4,9 @@ on:
   workflow_dispatch:
 
   push:
-    branches: [main]
+    branches:
+      - main
+      - v2
     paths: # add other modules when there are under e2e tests
       - 'powertools-e2e-tests/**'
       - 'powertools-core/**'

.github/workflows/spotbugs.yml

@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - main
+      - v2
     paths:
       - 'powertools-cloudformation/**'
       - 'powertools-core/**'