docs: update accuracy claim in README description

Replaces `99.5% accurate visitor identification` with
`industry-leading accuracy` in the README file.

Related-Task: INTER-1240

Author: erayaydin

README.md

@@ -13,7 +13,7 @@
 
 # Fingerprint Pro CloudFront Integration (Terraform module)
 
-[Fingerprint](https://fingerprint.com/) is a device intelligence platform offering 99.5% accurate visitor identification.
+[Fingerprint](https://fingerprint.com/) is a device intelligence platform offering industry-leading accuracy.
 
 Fingerprint Pro CloudFront Integration is responsible for