Fix SSL connection issues in review_session_info function and example errors

[davidycliao]

Fix SSL connection issues in review_session_info function and example errors

• Use system curl command to bypass SSL/TLS certificate validation problems
• Improve regex handling of session data to fix "NAs introduced by coercion" warnings
• Wrap example code in \dontrun{} to prevent network-related code from running during checks
• Optimize cleaning of JavaScript code in date fields
• Ensure results are correctly sorted by session number

This fix resolves SSL connection issues with the Legislative Yuan website, making
review_session_info and get_variable_info functions work reliably.

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This discussion was created from the release Fix SSL connection issues in review_session_info function and example errors.