chore: use a unique title for marketplace (#576)

Author: zimeg

README.md

@@ -1,6 +1,6 @@
 # Slack GitHub Action
 
-> the GitHub Action for sending data to Slack and running commands
+> the Slack GitHub Action is for sending data to Slack and running commands
 
 [![codecov](https://codecov.io/gh/slackapi/slack-github-action/graph/badge.svg?token=OZNX7FHN78)](https://codecov.io/gh/slackapi/slack-github-action)
 

action.yml

@@ -1,4 +1,4 @@
-name: "Slack GitHub Action"
+name: "The Slack GitHub Action"
 author: "slackapi"
 description: "Post a message, call a Web API method, start a Slack workflow, or run a Slack CLI command from GitHub Actions"
 inputs:

cli/action.yml

@@ -1,4 +1,4 @@
-name: "Slack GitHub Action: CLI"
+name: "The Slack GitHub Action: CLI"
 author: "slackapi"
 description: "Install the Slack CLI and run a command in a GitHub Actions workflow"
 inputs:

docs/slack-github-action.md

@@ -1,6 +1,6 @@
 # Slack GitHub Action
 
-The GitHub Action for sending data to Slack and running commands.
+The Slack GitHub Action is for sending data to Slack and running commands.
 
 ## Versioning
 
@@ -14,4 +14,4 @@ This project is licensed under the [MIT license](https://github.com/slackapi/sla
 
 ## Contributing
 
-All contributions are encouraged! Check out the [contributor's guide](https://github.com/slackapi/slack-github-action/blob/main/.github/contributing.md) to learn more.
+All contributions are encouraged! Check out the [contributor's guide](https://github.com/slackapi/slack-github-action/blob/main/.github/contributing.md) to learn more.