docs(contributing): clarify commit guidelines structure

- Kept "Conventional Commits" under "Commit Guidelines"
- Did not rename "Development Workflow" to "Development Cycle and
  Branches"
- Cleaned up formatting based on review feedback

Signed-off-by: dharapandya85 <dharapandya@gmail.com>

Author: dharapandya85

CONTRIBUTING.md

@@ -6,9 +6,9 @@ Thank you for your interest in contributing to `patch-hub`! This document outlin
 
 1. [Code of Conduct](#code-of-conduct)
 2. [Getting Started](#getting-started)
-3. [Development s](#development-workflow)
-4. [Coding Style](#coding-style)
-5. [Commit Guidelines](#commit-guidelines)
+3. [Development Cycle and Branches](#development-cycle-and-branches)
+4. [Commit Guidelines](#commit-guidelines)
+5. [Use Conventional Commit](#use-conventional-commits)
 6. [Pull Request Guidelines](#pull-request-guidelines)
 7. [Issue Reporting](#issue-reporting)
 8. [License](#license)