Fix typo in java/README.md: faciliator -> facilitator

[madisoncarter1234]

Fixed typo in the Java README example code.

- String facilitatorUrl = "https://x402.org/faciliator";
+ String facilitatorUrl = "https://x402.org/facilitator";

[cb-heimdall]

✅ Heimdall Review Status

Requirement	Status	More Info
Reviews	✅ 2/1	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 0 Sum 1

[vercel]

@madisoncarter1234 is attempting to deploy a commit to the Coinbase Team on Vercel.

A member of the Team first needs to authorize it.

[madisoncarter1234]

ready for merge, had to sign @CarsonRoscoe