chore: typo and .only

Author: jhefferman-sfdc

packages/@lwc/engine-server/src/__tests__/fixtures/wire/invocation-sequence/prop/.only

@@ -2,8 +2,8 @@
   <template shadowrootmode="open">
     <div>
       Wire adapter invocation sequence: 
- 1. adaptor connect()
- 2. adaptor update()
+ 1. adapter connect()
+ 2. adapter update()
     </div>
     <div>
       Wired prop: true

packages/@lwc/engine-server/src/__tests__/fixtures/wire/invocation-sequence/prop/expected.html

@@ -6,11 +6,11 @@ export class adapter {
     }
 
     connect() {
-        invocationSequence.push('adaptor connect()');
+        invocationSequence.push('adapter connect()');
     }
 
     update() {
-        invocationSequence.push('adaptor update()');
+        invocationSequence.push('adapter update()');
         this.dc(true);
     }