Bump @azure-tools/typespec-providerhub from 0.46.0 to 0.47.0 in /type…

…spec (radius-project#8027)

Bumps
[@azure-tools/typespec-providerhub](https://github.com/Azure/typespec-azure-pr)
from 0.46.0 to 0.47.0.
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Signed-off-by: dependabot[bot] <[email protected]>
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typespec/package.json

@@ -7,7 +7,7 @@
     "@azure-tools/typespec-autorest": "~0.46.0",
     "@azure-tools/typespec-azure-core": "~0.46.0",
     "@azure-tools/typespec-azure-resource-manager": "~0.46.0",
-    "@azure-tools/typespec-providerhub": "^0.46.0",
+    "@azure-tools/typespec-providerhub": "^0.47.0",
     "@typespec/http": "~0.60.0",
     "@typespec/openapi": "~0.60.0",
     "@typespec/rest": "~0.60.0",