docs: typo fix examples/

Author: boray

src/examples/crypto/foreign-field.ts

@@ -33,7 +33,7 @@ assert(z instanceof SmallField.Unreduced);
 // note: "unreduced" doesn't usually mean that the underlying witness is larger than the modulus.
 // it just means we haven't _proved_ so.. which means a malicious prover _could_ have managed to make it larger.
 
-// unreduced fields can be added and subtracted, but not be used in multiplcation:
+// unreduced fields can be added and subtracted, but not be used in multiplication:
 
 z.add(1).sub(x).assertEquals(0); // works
 

src/examples/zkapps/voting/membership.ts

@@ -94,7 +94,7 @@ export class Membership_ extends SmartContract {
     // Preconditions: Restrict who can vote or who can be a candidate
 
     // since we need to keep this contract "generic", we always assert within a range
-    // even tho voters cant have a maximum balance, only candidates
+    // even tho voters can't have a maximum balance, only candidates
     // but for a voter we simply use UInt64.MAXINT() as the maximum
 
     let accountUpdate = AccountUpdate.create(member.publicKey);
@@ -123,7 +123,7 @@ export class Membership_ extends SmartContract {
     );
 
     /*
-    we cant really branch the control flow - we will always have to emit an event no matter what, 
+    we can't really branch the control flow - we will always have to emit an event no matter what, 
     so we emit an empty event if the member already exists
     it the member doesn't exist, emit the "real" member
     */

src/examples/zkapps/voting/test.ts

@@ -503,7 +503,7 @@ export async function testSet(
     }
 
     // the merkle roots of both membership contract should still be the initial ones because publish hasn't been invoked
-    // therefor the state should not have changes
+    // therefore the state should not have changes
     if (!candidateContract.committedMembers.get().equals(initialRoot).toBoolean()) {
       throw Error('candidate merkle root is not the initialroot');
     }