depend-o-pocalipse (#9450)

Remove unneeded dependencies and dev-dependencies.
Made self_destruct test not dependent on wasm bin size.  
Updated code related to deprecated warning on tracing-subscriber `scope()` 
( See https://github.com/tokio-rs/tracing/issues/1429 )

substrate/primitives/arithmetic/Cargo.toml

@@ -15,7 +15,9 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 
 [dependencies]
-codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = ["derive"] }
+codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = [
+	"derive",
+] }
 integer-sqrt = "0.1.2"
 static_assertions = "1.1.0"
 num-traits = { version = "0.2.8", default-features = false }
@@ -26,7 +28,6 @@ sp-debug-derive = { version = "3.0.0", default-features = false, path = "../debu
 [dev-dependencies]
 rand = "0.7.2"
 criterion = "0.3"
-serde_json = "1.0"
 primitive-types = "0.10.0"
 
 [features]

substrate/primitives/arithmetic/fuzzer/Cargo.toml

@@ -18,7 +18,6 @@ sp-arithmetic = { version = "4.0.0-dev", path = ".." }
 honggfuzz = "0.5.49"
 primitive-types = "0.10.0"
 num-bigint = "0.2"
-num-traits = "0.2"
 
 [[bin]]
 name = "biguint"

substrate/primitives/arithmetic/src/per_things.rs

@@ -392,18 +392,20 @@ where
 		// Already rounded down
 		Rounding::Down => {},
 		// Round up if the fractional part of the result is non-zero.
-		Rounding::Up =>
+		Rounding::Up => {
 			if rem_mul_upper % denom_upper > 0.into() {
 				// `rem * numer / denom` is less than `numer`, so this will not overflow.
 				rem_mul_div_inner += 1.into();
-			},
+			}
+		},
 		// Round up if the fractional part of the result is greater than a half. An exact half is
 		// rounded down.
-		Rounding::Nearest =>
+		Rounding::Nearest => {
 			if rem_mul_upper % denom_upper > denom_upper / 2.into() {
 				// `rem * numer / denom` is less than `numer`, so this will not overflow.
 				rem_mul_div_inner += 1.into();
-			},
+			}
+		},
 	}
 	rem_mul_div_inner.into()
 }