[SPC] Rename -tentative WPT test for SPC

SPC is no longer a tentative API (has a W3C spec, shipped in Chrome), so rename
the file to be clearer about the status.

Bug: 1241090
Change-Id: I6dd28f15e338328671899d252cbf6d749d0a9324
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3228796
Auto-Submit: Stephen McGruer <smcgruer@chromium.org>
Commit-Queue: Rouslan Solomakhin <rouslan@chromium.org>
Reviewed-by: Rouslan Solomakhin <rouslan@chromium.org>
Cr-Commit-Position: refs/heads/main@{#933446}
diff --git a/secure-payment-confirmation/secure-payment-confirmation.tentative.https.html b/secure-payment-confirmation/secure-payment-confirmation-constructor.https.html
similarity index 97%
rename from secure-payment-confirmation/secure-payment-confirmation.tentative.https.html
rename to secure-payment-confirmation/secure-payment-confirmation-constructor.https.html
index a458091..88b2505 100644
--- a/secure-payment-confirmation/secure-payment-confirmation.tentative.https.html
+++ b/secure-payment-confirmation/secure-payment-confirmation-constructor.https.html
@@ -1,8 +1,8 @@
 <!DOCTYPE html>
 <meta charset="utf-8">
 <meta name="timeout" content="long">
-<title>Test for 'secure-payment-confirmation' payment method</title>
-<link rel="help" href="https://github.com/rsolomakhin/secure-payment-confirmation">
+<title>Test for the 'secure-payment-confirmation' payment method constructor</title>
+<link rel="help" href="https://w3c.github.io/secure-payment-confirmation/">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script>
diff --git a/secure-payment-confirmation/secure-payment-confirmation-enrollment.https.html b/secure-payment-confirmation/secure-payment-confirmation-enrollment.https.html
index 7aaeee4..ab553d4 100644
--- a/secure-payment-confirmation/secure-payment-confirmation-enrollment.https.html
+++ b/secure-payment-confirmation/secure-payment-confirmation-enrollment.https.html
@@ -2,6 +2,7 @@
 <meta charset="utf-8">
 <meta name="timeout" content="long">
 <title>Test for registering a PublicKeyCredential with "payment" extension"</title>
+<link rel="help" href="https://w3c.github.io/secure-payment-confirmation/#sctn-payment-extension-registration">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="/resources/testdriver.js"></script>