Point Rust templates at SDK on main

Signed-off-by: itowlson <[email protected]>

Author: itowlson

templates/http-rust/content/Cargo.toml

@@ -16,6 +16,6 @@ bytes = "1"
 # General-purpose crate with common HTTP types.
 http = "0.2"
 # The Spin SDK.
-spin-sdk = { git = "https://github.com/fermyon/spin", tag = "v1.5.1" }
+spin-sdk = { git = "https://github.com/fermyon/spin", branch = "main" }
 
 [workspace]

templates/redis-rust/content/Cargo.toml

@@ -14,6 +14,6 @@ anyhow = "1"
 # Crate to simplify working with bytes.
 bytes = "1"
 # The Spin SDK.
-spin-sdk = { git = "https://github.com/fermyon/spin", tag = "v1.5.1" }
+spin-sdk = { git = "https://github.com/fermyon/spin", branch = "main" }
 
 [workspace]