Clean up unused providers for AdvancedPaste (#43433)

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fix/what does it change/how was it tested (even manually, if necessary)?
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## Summary of the Pull Request
Clean up unused providers for AdvancedPaste

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## PR Checklist

- [x] Closes: #43429
- [ ] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [ ] **Tests:** Added/updated and all pass
- [ ] **Localization:** All end-user-facing strings can be localized
- [ ] **Dev docs:** Added/updated
- [ ] **New binaries:** Added on the required places
- [ ] [JSON for
signing](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ESRPSigning_core.json)
for new binaries
- [ ] [WXS for
installer](https://github.com/microsoft/PowerToys/blob/main/installer/PowerToysSetup/Product.wxs)
for new binaries and localization folder
- [ ] [YML for CI
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ci/templates/build-powertoys-steps.yml)
for new test projects
- [ ] [YML for signed
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/release.yml)
- [ ] **Documentation updated:** If checked, please file a pull request
on [our docs
repo](https://github.com/MicrosoftDocs/windows-uwp/tree/docs/hub/powertoys)
and link it here: #xxx

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## Detailed Description of the Pull Request / Additional comments

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## Validation Steps Performed

src/settings-ui/Settings.UI/Strings/en-us/Resources.resw

@@ -708,15 +708,6 @@ Please review the placeholder content that represents the final terms and usage
   <data name="AdvancedPaste_Google_PrivacyLabel" xml:space="preserve">
     <value>Google Privacy Policy</value>
   </data>
-  <data name="AdvancedPaste_Anthropic_LegalDescription" xml:space="preserve">
-    <value>Your API key connects directly to Anthropic services. By setting up this provider, you agree to comply with Anthropic's usage policies and data handling practices.</value>
-  </data>
-  <data name="AdvancedPaste_Anthropic_TermsLabel" xml:space="preserve">
-    <value>Anthropic Terms of Service</value>
-  </data>
-  <data name="AdvancedPaste_Anthropic_PrivacyLabel" xml:space="preserve">
-    <value>Anthropic Privacy Policy</value>
-  </data>
   <data name="AdvancedPaste_Mistral_LegalDescription" xml:space="preserve">
     <value>Your API key connects directly to Mistral services. By setting up this provider, you agree to comply with Mistral's usage policies and data handling practices.</value>
   </data>
@@ -726,15 +717,6 @@ Please review the placeholder content that represents the final terms and usage
   <data name="AdvancedPaste_Mistral_PrivacyLabel" xml:space="preserve">
     <value>Mistral Privacy Policy</value>
   </data>
-  <data name="AdvancedPaste_AmazonBedrock_LegalDescription" xml:space="preserve">
-    <value>Your API key connects directly to Amazon services. By setting up this provider, you agree to comply with Amazon's usage policies and data handling practices.</value>
-  </data>
-  <data name="AdvancedPaste_AmazonBedrock_TermsLabel" xml:space="preserve">
-    <value>AWS Service Terms</value>
-  </data>
-  <data name="AdvancedPaste_AmazonBedrock_PrivacyLabel" xml:space="preserve">
-    <value>AWS Privacy Notice</value>
-  </data>
   <data name="AdvancedPaste_Ollama_TermsLabel" xml:space="preserve">
     <value>Ollama Terms of Service</value>
   </data>