Update SicarioSpec Core preset to v0.5.1 (#3165)

Update sicario-core preset submitted by @SiCar10mw:
- presets/catalog.community.json (version, download_url, description, tags)
- docs/community/presets.md community presets table

Closes #3164

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docs/community/presets.md

@@ -25,7 +25,7 @@ The following community-contributed presets customize how Spec Kit behaves — o
 | Pirate Speak (Full) | Transforms all Spec Kit output into pirate speak — specs become "Voyage Manifests", plans become "Battle Plans", tasks become "Crew Assignments" | 6 templates, 9 commands | — | [spec-kit-presets](https://github.com/mnriem/spec-kit-presets) |
 | Screenwriting | Spec-Driven Development for screenwriting/scriptwriting/tutorials: feature films, television (pilot, episode, limited series), and stage plays. Adapts the Spec Kit workflow to screenplay craft — slug lines, action lines, act breaks, beat sheets, and industry-standard pitch documents. Supports three-act, Save the Cat, TV pilot, network episode, cable/streaming episode, and stage-play structural frameworks. Export to Fountain, FTX, PDF | 26 templates, 32 commands, 1 script | — | [speckit-preset-screenwriting](https://github.com/adaumann/speckit-preset-screenwriting) |
 | Security Governance | Adds memory-safe-language preference, language-specific secure coding profiles, audit-ready Spec-Kit run evidence, ASVS verification, SBOM/AI-SBOM supply-chain transparency, CRA awareness, and regulatory applicability screening for NIS2, CRA, EU AI Act, and DORA | 14 templates, 3 commands | — | [spec-kit-preset-security-governance](https://github.com/hindermath/spec-kit-preset-security-governance) |
-| SicarioSpec Core | Evidence-first security operations governance that maps feature risk to controls, gates, evidence, owners, approval, and accepted-risk decisions. | 5 templates | — | [sicario-spec](https://github.com/dfirs1car1o/sicario-spec) |
+| SicarioSpec Core | Baseline secure-by-default Spec Kit governance profile. | 5 templates | — | [sicario-spec](https://github.com/dfirs1car1o/sicario-spec) |
 | Spec2Cloud | Spec-driven workflow tuned for shipping to Azure: spec → plan → tasks → implement → deploy | 5 templates, 8 commands | — | [spec2cloud](https://github.com/Azure-Samples/Spec2Cloud) |
 | Table of Contents Navigation | Adds a navigable Table of Contents to generated spec.md, plan.md, and tasks.md documents | 3 templates, 3 commands | — | [spec-kit-preset-toc-navigation](https://github.com/Quratulain-bilal/spec-kit-preset-toc-navigation) |
 | VS Code Ask Questions | Enhances the clarify command to use `vscode/askQuestions` for batched interactive questioning. | 1 command | — | [spec-kit-presets](https://github.com/fdcastel/spec-kit-presets) |

presets/catalog.community.json

@@ -567,11 +567,11 @@
     "sicario-core": {
       "name": "SicarioSpec Core",
       "id": "sicario-core",
-      "version": "0.4.0",
-      "description": "Evidence-first security operations governance that maps feature risk to controls, gates, evidence, owners, approval, and accepted-risk decisions.",
+      "version": "0.5.1",
+      "description": "Baseline secure-by-default Spec Kit governance profile.",
       "author": "SicarioSpec Contributors",
       "repository": "https://github.com/dfirs1car1o/sicario-spec",
-      "download_url": "https://github.com/dfirs1car1o/sicario-spec/releases/download/v0.4.0/sicario-core-0.4.0.zip",
+      "download_url": "https://github.com/dfirs1car1o/sicario-spec/releases/download/v0.5.1/sicario-core-0.5.1.zip",
       "homepage": "https://github.com/dfirs1car1o/sicario-spec",
       "documentation": "https://github.com/dfirs1car1o/sicario-spec/blob/main/presets/sicario-core/README.md",
       "license": "MIT",
@@ -583,7 +583,6 @@
         "commands": 0
       },
       "tags": [
-        "security",
         "governance",
         "security-ops",
         "secure-by-default",