Copy updates for suggest_gitlab_ci_yml Popover

What does this MR do?

Implements Copy updates from gitlab-org/growth/product#1559 (closed)

Nudge 2

Paragraph 1: We’re adding a GitLab CI configuration file to add a pipeline to the project. You could create it manually, but we recommend that you start with a GitLab template that works out of the box.

Paragraph 2: Choose Code Quality to add a pipeline that tests the quality of your code.

"Code Quality" in paragraph 2 is set in bold.

Screenshots

before	after

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers
• Informed Infrastructure department of a default or new setting change, if applicable per definition of done

Security

If this MR contains changes to processing or storing of credentials or tokens, authorization and authentication methods and other items described in the security review guidelines:

• Label as security and @ mention @gitlab-com/gl-security/appsec
• The MR includes necessary changes to maintain consistency between UI, API, email, or other methods
• Security reports checked/validated by a reviewer from the AppSec team