Fix missing stripeContext in RequestOptions.toBuilderFullCopy() (#2208)

* Fix missing stripeContext in RequestOptions.toBuilderFullCopy()

* Address review feedback: remove redundant test and fix formatting

Author: IamPritamAcharya

src/main/java/com/stripe/net/RequestOptions.java

@@ -168,6 +168,7 @@ public RequestOptionsBuilder toBuilderFullCopy() {
             .setClientId(this.clientId)
             .setIdempotencyKey(this.idempotencyKey)
             .setStripeAccount(this.stripeAccount)
+            .setStripeContext(this.stripeContext)
             .setStripeRequestTrigger(this.stripeRequestTrigger)
             .setConnectTimeout(this.connectTimeout)
             .setReadTimeout(this.readTimeout)

src/test/java/com/stripe/net/RequestOptionsTest.java

@@ -57,6 +57,8 @@ public void testToBuilderFullCopy() {
                     .setClientId("123")
                     .setIdempotencyKey("123")
                     .setStripeAccount("acct_bar")
+                    .setStripeContext("acct_context_123")
+                    .setStripeRequestTrigger("some_trigger")
                     .setConnectTimeout(100)
                     .setReadTimeout(100)
                     .setConnectionProxy(
@@ -69,6 +71,8 @@ public void testToBuilderFullCopy() {
     RequestOptions optsRebuilt = opts.toBuilderFullCopy().build();
 
     assertEquals(opts, optsRebuilt);
+    assertEquals("acct_context_123", optsRebuilt.getStripeContext());
+    assertEquals("some_trigger", optsRebuilt.getStripeRequestTrigger());
   }
 
   @Test