Update docs/developer-docs/integrations/sns/launching/launch-summary.md

Co-authored-by: Jessie Mongeon <[email protected]>

docs/developer-docs/integrations/sns/launching/launch-summary.md

@@ -220,7 +220,7 @@ At this point, the SNS ledger only has two accounts:
 * The **treasury** that is owned by the SNS governance canister and which can be used in the future according to the SNS community's wishes.
 * some pre-allocated tokens to be used in the initial decentralization swap
 
-To ensure that no one can transfer tokens, and distribute them or start token markets prematurely, all remaining initial tokens are locked in neurons.
+To ensure that no one can transfer tokens and distribute them, or start token markets prematurely, all remaining initial tokens are locked in neurons.
 Moreover, in pre-decentralization-swap mode, the initial neurons cannot modify the SNS or transfer the treasury tokens.
 
 If successful, at the end of stage, we the following has changed: