Add script to get issue type of an issue

[joshjohanning]

Enhancements to GraphQL Queries:

• Added the id field to multiple GraphQL queries to ensure the issue ID is retrieved along with other issue details. [1] [2] [3] [4] [5] [6] [7] [8] [9] [10]

New Script:

• Introduced get-issue-type-of-issue.sh script to fetch and display the issue type of a specific issue.

Documentation Update:

• Updated gh-cli/README.md to include information about the new get-issue-type-of-issue.sh script.

User Feedback Improvements:

• Added warnings in scripts to notify users when no issue type or parent issue is found, or when the total number of sub-issues is zero. [1] [2] [3] [4]