Fix broken links and update 19-11 refs to 20-11

Author: Nikita Kraiouchkine

docs/user_manual.md

@@ -48,7 +48,7 @@ The _CodeQL Coding Standards_ product is a set of CodeQL queries for identifying
 
 | Standard                                                                                                             | Version | Total rules | Total supportable rules | Status            |
 | -------------------------------------------------------------------------------------------------------------------- | ------- | ----------- | ----------------------- | ----------------- |
-| [AUTOSAR C++](https://www.autosar.org/fileadmin/user_upload/standards/adaptive/20-11/AUTOSAR_RS_CPP14Guidelines.pdf) | 20-11   | 397         | 375                     | Implemented       |
+| [AUTOSAR C++](https://www.autosar.org/fileadmin/standards/adaptive/20-11/AUTOSAR_RS_CPP14Guidelines.pdf) | 20-11   | 397         | 375                     | Implemented       |
 | [CERT-C++](https://resources.sei.cmu.edu/downloads/secure-coding/assets/sei-cert-cpp-coding-standard-2016-v01.pdf)   | 2016    | 83          | 83                      | Implemented       |
 | [CERT C](https://resources.sei.cmu.edu/downloads/secure-coding/assets/sei-cert-c-coding-standard-2016-v01.pdf)       | 2016    | 99          | 99                      | Under development |
 | [MISRA C](https://www.misra.org.uk/product/misra-c2012-third-edition-first-revision/)                                | 2012    | 172         | 169                     | Under development |

scripts/generate_rules/generate_package_files.py

@@ -49,7 +49,7 @@
     },
     "AUTOSAR" : {
         "standard_title" : "AUTOSAR: Guidelines for the use of the C++14 language in critical and safety-related systems",
-        "standard_url"   : "https://www.autosar.org/fileadmin/user_upload/standards/adaptive/19-11/AUTOSAR_RS_CPP14Guidelines.pdf"
+        "standard_url"   : "https://www.autosar.org/fileadmin/standards/adaptive/20-11/AUTOSAR_RS_CPP14Guidelines.pdf"
     },
     "CERT-C" : {
         "standard_title" : "CERT-C",
@@ -368,7 +368,7 @@ def generate_package_files(package_name: str) -> None:
                             query["standard_title"] = "AUTOSAR: Guidelines for the use of the C++14 language in critical and safety-related systems"
                             query[
                                 "standard_url"
-                            ] = "https://www.autosar.org/fileadmin/user_upload/standards/adaptive/19-11/AUTOSAR_RS_CPP14Guidelines.pdf"
+                            ] = "https://www.autosar.org/fileadmin/standards/adaptive/20-11/AUTOSAR_RS_CPP14Guidelines.pdf"
 
                         help_dir = None
                         if standard_name in external_help_file_standards: