validators reward curve tweak

runtime/src/lib.rs

@@ -278,9 +278,9 @@ impl pallet_session::historical::Trait for Runtime {
 
 pallet_staking_reward_curve::build! {
     const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
-        min_inflation: 0_025_000,
-        max_inflation: 0_300_000,
-        ideal_stake: 0_300_000,
+        min_inflation: 0_050_000,
+        max_inflation: 0_750_000,
+        ideal_stake: 0_250_000,
         falloff: 0_050_000,
         max_piece_count: 100,
         test_precision: 0_005_000,