Merged PR 913588: Whitelist canaryhigh allowed powerbi sov host

Whitelist canaryhigh allowed powerbi sov host

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#### AI description  (iteration 1)
#### PR Classification
Enhancement – updating the allowed PowerBI SOV host whitelist.

#### PR Summary
This PR updates the regular expression in `src/util.ts` to include the `canaryhigh` domain in the allowed PowerBI SOV whitelist, ensuring that requests from the canaryhigh host are validated correctly.
- `src/util.ts`: Modified the regex `allowedPowerBiHostsSovRegex` to add a new option for `.canaryhigh.` among the allowed host patterns.
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Related work items: #2011901

Author: ayeshurun

src/util.ts

@@ -12,7 +12,7 @@ const allowedPowerBiHostsRegex =
 /**
  * @hidden
  */
-const allowedPowerBiHostsSovRegex = new RegExp(/^app\.powerbi\.cn$|^app(\.mil\.|\.high\.|\.)powerbigov\.us$|^app\.powerbi\.eaglex\.ic\.gov$|^app\.powerbi\.microsoft\.scloud$/);
+const allowedPowerBiHostsSovRegex = new RegExp(/^app\.powerbi\.cn$|^app(\.mil\.|\.canaryhigh\.|\.high\.|\.)powerbigov\.us$|^app\.powerbi\.eaglex\.ic\.gov$|^app\.powerbi\.microsoft\.scloud$/);
 
 /**
  * @hidden

test/util.spec.ts

@@ -11,6 +11,7 @@ describe('util', function () {
     "https://daily.powerbi.com",
     "https://app.powerbi.cn",
     "https://app.powerbigov.us/",
+    "https://app.canaryhigh.powerbigov.us",
     "https://app.powerbigov.us/reportEmbed?someQueryParam=x",
     "https://msit.fabric.microsoft.com/groups/someGroup/reports/",
     "HTTPS://APP.powErbi.com",