chore: remove redundant words in comment (#35)

Signed-off-by: forcedebug <[email protected]>

quests/2-auth-store/README.md

@@ -90,7 +90,7 @@ Soroban has three types of Storage: `Temporary`, `Persistent`, and `Instance`.
 - The default "lifetime" for temporary storage is **16 ledgers** (with an
   estimated 5 seconds per ledger, that lifetime is roughly 80 seconds).
 - The entry will become "dead" once the lifetime ends (unless the entry's TTL
-  has been extended). Once dead, the the ledger entry is **permanently**
+  has been extended). Once dead, the ledger entry is **permanently**
   deleted.
 - Later on, the entry _can_ be re-created, but it _cannot_ be restored.
 

quests/2-auth-store/src/test.rs

@@ -205,7 +205,7 @@ fn test_contract_store() {
     let caller_contract_address = env.register_contract(None, CallerContract);
     let caller_client = CallerContractClient::new(&env, &caller_contract_address);
 
-    // We are invoking the the DataStore contract's `put` function using our
+    // We are invoking the DataStore contract's `put` function using our
     // Caller contract's `try_put` function.
     caller_client.try_put(
         // The address of the DataStore contract where we are storing our data
@@ -250,7 +250,7 @@ fn test_contract_get() {
     let u1 = Address::generate(&env);
     data_store_client.put(&u1, &bytes!(&env, 0x48656c6c6f20536f726f62616e21)); // This is the hex value for "Hello Soroban!"
 
-    // We are invoking the the DataStore contract's `get` function by using
+    // We are invoking the DataStore contract's `get` function by using
     // the `try_get` function in the Caller contract. We expect our returned
     // value to match the value we `put` before.
     let value = caller_client.try_get(&data_store_contract_address, &u1);