fix comment

contracts/validator-manager/interfaces/IPoSValidatorManager.sol

@@ -25,7 +25,7 @@ enum DelegatorStatus {
  * @notice maximumStakeAmount is the maximum amount of stake that can be staked to a validator
  * @notice minimumStakeDuration is the minimum duration that validators must stake for
  * @notice minimumDelegationFeeBips is the minimum delegation fee in basis points that validators can charge
- * @notice maximumStakeMultiplier is  multiplier applied to validator's initial stake amount to determine
+ * @notice maximumStakeMultiplier is the multiplier applied to validator's initial stake amount to determine
  * the maximum amount of stake a validator can have with delegations.
  * @notice weightToValueFactor is the factor used to convert validator weight to value
  * @notice rewardCalculator is the reward calculator used to calculate rewards for this validator manager