Update to ron 0.8 (#5864)

# Objective

- Update ron to 0.8.0
- Fix breaking changes
- Closes #5862

## Solution

- Removed now non-existing method call (behavior is now the same without it)

Cargo.toml

@@ -127,7 +127,7 @@ bevy_internal = { path = "crates/bevy_internal", version = "0.9.0-dev", default-
 [dev-dependencies]
 anyhow = "1.0.4"
 rand = "0.8.0"
-ron = "0.7.0"
+ron = "0.8.0"
 serde = { version = "1", features = ["derive"] }
 bytemuck = "1.7"
 # Needed to poll Task examples

crates/bevy_app/Cargo.toml

@@ -24,7 +24,7 @@ bevy_tasks = { path = "../bevy_tasks", version = "0.9.0-dev" }
 
 # other
 serde = { version = "1.0", features = ["derive"], optional = true }
-ron = { version = "0.7.0", optional = true }
+ron = { version = "0.8.0", optional = true }
 
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]

crates/bevy_reflect/Cargo.toml

@@ -30,4 +30,4 @@ smallvec = { version = "1.6", features = ["serde", "union", "const_generics"], o
 glam = { version = "0.21", features = ["serde"], optional = true }
 
 [dev-dependencies]
-ron = "0.7.0"
+ron = "0.8.0"

crates/bevy_scene/Cargo.toml

@@ -22,7 +22,7 @@ bevy_render = { path = "../bevy_render", version = "0.9.0-dev" }
 
 # other
 serde = { version = "1.0", features = ["derive"] }
-ron = "0.7.0"
+ron = "0.8.0"
 uuid = { version = "1.1", features = ["v4", "serde"] }
 anyhow = "1.0.4"
 thiserror = "1.0"

crates/bevy_scene/src/dynamic_scene.rs

@@ -141,7 +141,6 @@ where
     S: Serialize,
 {
     let pretty_config = ron::ser::PrettyConfig::default()
-        .decimal_floats(true)
         .indentor("  ".to_string())
         .new_line("\n".to_string());
     ron::ser::to_string_pretty(&serialize, pretty_config)