Update e2e workflow names

[kevintab95]

Overview

1. This PR fixes or fixes part of #[fill_in_number_here].
2. This PR does the following: Update e2e workflow names and adds a README file.

Essential Checklist

• The PR title starts with "Fix #bugnum: ", followed by a short, clear summary of the changes. (If this PR fixes part of an issue, prefix the title with "Fix part of #bugnum: ...".)
• The linter/Karma presubmit checks have passed locally on your machine.
• "Allow edits from maintainers" is checked. (See here for instructions on how to enable it.)
  • This lets reviewers restart your CircleCI tests for you.
• The PR is made from a branch that's not called "develop".

PR Pointers

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[oppiabot]

Hi, @kevintab95, this pull request does not have a "CHANGELOG: ..." label as mentioned in the PR checkbox list. Assigning @ kevintab95 to add the required label. PRs without this label will not be merged. If you are unsure of which label to add, please ask the reviewers for guidance. Thanks!

[oppiabot]

Hi @kevintab95, the karma and linter checklist has not been checked, please make sure to run the frontend tests and lint tests before pushing. Thanks!

[seanlip]

LGTM, merging per discussion with @kevintab95 so that folks don't have to merge from develop multiple times.

[oppiabot]

Unassigning @seanlip since they have already approved the PR.

[oppiabot]

Assigning @vinitamurthi for code owner reviews. Thanks!