Update azure-dev.yml (#352)

Added "name" property for clarity. Set value to "Main Deployment"

## Purpose
<!-- Describe the intention of the changes being proposed. What problem
does it solve or functionality does it add? -->
* ... Added name property for clarity.

## Does this introduce a breaking change?
<!-- Mark one with an "x". -->
```
[ ] Yes
[ x] No
```

## Pull Request Type
What kind of change does this Pull Request introduce?

<!-- Please check the one that applies to this PR using "x". -->
```
[ ] Bugfix
[ ] Feature
[ x] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Documentation content changes
[ ] Other... Please describe:
```

## How to Test
*  Get the code

```
git clone [repo-address]
cd [repo-name]
git checkout [branch-name]
npm install
```

* Test the code
<!-- Add steps to run the tests suite and/or manually test -->
```
```

## What to Check
Verify that the following are valid
* ...

## Other Information
<!-- Add any other helpful information that may be needed here. -->

Co-authored-by: Ami Schreiber <amschrei@microsoft.com>

Author: shribr

.github/workflows/azure-dev.yml

@@ -1,3 +1,4 @@
+name: Main Deployment
 on:
   workflow_dispatch:
     inputs: