ci: add new ep v0.6 branch to github workflows (#27)

## Summary
We didn't update github workflow files when we added this branch. This
PR is going to fix that on
[entry-point-v0.6](https://github.com/circlefin/buidl-wallet-contracts/tree/entry-point-v0.6).

## Detail
### Changeset
* added `entry-point-v0.6` to ci, coverage and release flows

### Checklist
- [ ] Did you add new tests and confirm all tests pass? (`yarn test`)
- [ ] Did you update relevant docs? (docs are found in the `docs`
folder)
- [ ] Do your commits follow the [Conventional
Commits](https://www.conventionalcommits.org/en/v1.0.0/) standard?
- [x] Does your PR title also follow the [Conventional
Commits](https://www.conventionalcommits.org/en/v1.0.0/) standard?
- [ ] If you have a breaking change, is it [correctly reflected in your
commit
message](https://www.conventionalcommits.org/en/v1.0.0/#examples)? (e.g.
`feat!: breaking change`)
- [x] Did you run lint (`yarn lint`) and fix any issues?
- [x] Did you run formatter (`yarn format:check`) and fix any issues
(`yarn format:write`)?

## Testing
* No tests impacted

## Documentation
n/a

.github/workflows/ci.yml

@@ -2,7 +2,7 @@ name: Continuous Integration
 on:
   pull_request:
   push:
-    branches: [master]
+    branches: [master, entry-point-v0.6]
 
 jobs:
   lint_and_test:

.github/workflows/coverage.yml

@@ -2,7 +2,7 @@ name: Coverage
 on:
   pull_request:
   push:
-    branches: [master]
+    branches: [master, entry-point-v0.6]
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}

.github/workflows/release.yaml

@@ -2,9 +2,9 @@ name: PR Lint and Release
 
 on:
   pull_request:
-    branches: [master]
+    branches: [master, entry-point-v0.6]
   push:
-    branches: [master]
+    branches: [master, entry-point-v0.6]
 
 jobs:
   pr_lint_and_release: