Bump version to 0.3.4

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: wagnerio

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "scurl"
-version = "0.3.3"
+version = "0.3.4"
 edition = "2021"
 authors = ["scurl contributors <scurl-rust@pm.me>"]
 description = "Secure curl - AI-powered security review for install scripts"