Created a PHP.php file for FizzBuzz

[Dileepadari]

Related Issues

Fixes Implementing FizzBuzz in PHP and closes #11

What Does This PR Do?

Added

• Implementation of the classic FizzBuzz problem in PHP.
• The script iterates through numbers 1 to 100 and prints:
  • "Fizz" for numbers divisible by 3
  • "Buzz" for numbers divisible by 5
  • "FizzBuzz" for numbers divisible by both 3 and 5
  • The number itself when none of the above conditions are met.

Changed

• None

Removed

• None

Caveats / Problems / Issues

• No known issues. The script runs independently and produces the expected FizzBuzz sequence when executed.

Checklist

• The issues that this PR fixes/closes have been mentioned above.
• What this PR adds/changes/removes has been explained.
• I have adhered to the contributing guidelines, code of conduct, and LLM policy.