docs: update base gasless campaign ensured consistent formatting

[Rahul-Roy-Hub]

Description

Updated the Base Gasless Campaign documentation to improve readability by adding explicit numbering to ordered list items.

Issue on docs #142

Before

After

Changes Made

• Added explicit numbering (1., 2., 3., 4., 5.) to ordered list items in Actions column
• Maintained existing table structure and formatting
• Preserved all internal and external links
• No functional changes to campaign requirements or incentives

Why

• Improves readability for developers following the step-by-step process
• Ensures consistent formatting across all campaign tiers
• Better user experience with clear numbered instructions

Testing

• ✅ Verified changes render correctly with local development server
• ✅ Confirmed proper markdown syntax
• ✅ All links remain functional
• ✅ Table structure maintained
• ✅ Cross-browser compatibility tested

Checklist

• Content fits within existing structure
• No new top-level sections created
• Consistent terminology used throughout
• Links are working and correct
• Documentation follows style guidelines

[cb-heimdall]

🟡 Heimdall Review Status

Requirement	Status	More Info
Reviews	🟡 0/2	Denominator calculation Show calculation 1 if user is bot 0 1 if user is external 0 2 if repo is sensitive 0 From .codeflow.yml 1 Additional review requirements Show calculation Max 0 0 From CODEOWNERS 0 Global minimum 0 Max 1 1 1 if commit is unverified 1 Sum 2