feat(ci/cd): add ci/cd pipeline for code scanning

[harmeetsingh11]

Related Issue

• Added codeql analysis workflow.

Closes: #105

Type of change

What sort of change have you made:

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Enhancement in the existing features
• [ ] Other

Mention any unusual behaviour of your code (Write NA if not)

NA

Checklist:

• [x] My code follows the guidelines of this project.
• [x] I have performed a self-review of my own code.
• [x] I have commented my code, particularly where ever it was hard to understand.
• [x] My changes generate no new warnings.

Files Added/Modified

• .github/workflows/codeql.yml

[jain-rishabh-21]

@harmeetsingh11 Please change the title of this PR. Check the already merged PRs and write the title. Otherwise, it will not allow to merge.

[harmeetsingh11]

@jain-rishabh-21 done