Revert "Update Cargo.toml"

This reverts commit 9a8c7b7.

backend/server/Cargo.toml

@@ -16,13 +16,13 @@ sqlx = { version = "0.7", features = ["runtime-tokio-rustls", "postgres", "chron
 anyhow = "1.0"
 thiserror = "1.0"
 serde = { version = "1.0", features = ["derive"] }
-reqwest = { version = "0.12", features = ["json"] }
+reqwest = { version = "0.11", features = ["json"] }
 serde_json = "1.0"
 chrono = { version = "0.4", features = ["serde"] }
 oauth2 = "4.4"
 log = "0.4"
 uuid = { version = "1.5", features = ["serde", "v4"] }
-rust-s3 = "0.35"
+rust-s3 = "0.34.0"
 rs-snowflake = "0.6"
 jsonwebtoken = "9.1"
 dotenvy = "0.15"