Add docs and dedupe algo

Author: Logicmn

docs/content/en/connecting_your_tools/parsers/file/github_secrets_detection_report.md

@@ -0,0 +1,9 @@
+---
+title: "Github Secrets Detection Report"
+toc_hide: true
+---
+Import findings in JSON format from Github Secret Scanning REST API:
+<https://docs.github.com/en/rest/secret-scanning/secret-scanning>
+
+### Sample Scan Data
+Sample Github SAST scans can be found [here](https://github.com/DefectDojo/django-DefectDojo/tree/master/unittests/scans/github_secrets_detection_report_many_vul.json).

dojo/settings/settings.dist.py

@@ -1303,6 +1303,7 @@ def saml2_attrib_map_format(din):
     "Scout Suite Scan": ["file_path", "vuln_id_from_tool"],  # for now we use file_path as there is no attribute for "service"
     "Meterian Scan": ["cwe", "component_name", "component_version", "description", "severity"],
     "Github Vulnerability Scan": ["title", "severity", "component_name", "vulnerability_ids", "file_path"],
+    "Github Secrets Detection Report": ["title", "severity", "file_path", "line"],
     "Solar Appscreener Scan": ["title", "file_path", "line", "severity"],
     "pip-audit Scan": ["vuln_id_from_tool", "component_name", "component_version"],
     "Rubocop Scan": ["vuln_id_from_tool", "file_path", "line"],
@@ -1545,6 +1546,7 @@ def saml2_attrib_map_format(din):
     "AWS Security Hub Scan": DEDUPE_ALGO_UNIQUE_ID_FROM_TOOL,
     "Meterian Scan": DEDUPE_ALGO_HASH_CODE,
     "Github Vulnerability Scan": DEDUPE_ALGO_HASH_CODE,
+    "Github Secrets Detection Report": DEDUPE_ALGO_HASH_CODE,
     "Cloudsploit Scan": DEDUPE_ALGO_HASH_CODE,
     "SARIF": DEDUPE_ALGO_UNIQUE_ID_FROM_TOOL_OR_HASH_CODE,
     "Azure Security Center Recommendations Scan": DEDUPE_ALGO_UNIQUE_ID_FROM_TOOL,