fix(deps): update rust crate similar to v3 (#690)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Cargo.lock

@@ -3706,9 +3706,12 @@ checksum = "e3a9fe34e3e7a50316060351f37187a3f546bce95496156754b601a5fa71b76e"
 
 [[package]]
 name = "similar"
-version = "2.7.0"
+version = "3.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbbb5d9659141646ae647b42fe094daf6c6192d1620870b449d9557f748b2daa"
+checksum = "04d93e861ede2e497b47833469b8ec9d5c07fa4c78ce7a00f6eb7dd8168b4b3f"
+dependencies = [
+ "bstr",
+]
 
 [[package]]
 name = "siphasher"

crates/sprout-dev-mcp/Cargo.toml

@@ -25,7 +25,7 @@ serde = { workspace = true }
 serde_json = { workspace = true }
 rmcp = { workspace = true }
 schemars = { workspace = true }
-similar = "2"
+similar = "3"
 tempfile = "3"
 ignore = "0.4.25"
 tracing = { workspace = true }