Bump expected versions in updater tests

Now that a new stable and LTS release of PowerShell is out.

Author: andyleejordan

test/features/UpdatePowerShell.test.ts

@@ -113,7 +113,7 @@ describe("UpdatePowerShell feature", function () {
             // @ts-expect-error method is private.
             const tag: string | undefined = await updater.maybeGetNewRelease();
             // NOTE: This will need to be updated each new major LTS.
-            assert(tag?.startsWith("v7.2"));
+            assert(tag?.startsWith("v7.4"));
         });
 
         it("Would update to stable", async function() {
@@ -127,7 +127,7 @@ describe("UpdatePowerShell feature", function () {
             // @ts-expect-error method is private.
             const tag: string | undefined = await updater.maybeGetNewRelease();
             // NOTE: This will need to be updated each new major stable.
-            assert(tag?.startsWith("v7.3"));
+            assert(tag?.startsWith("v7.4"));
         });
     });
 });