feat: add NIST CSF 2.0 nist_csf field to all 754 cybersecurity skills

Mapped every skill to NIST CSF 2.0 subcategory IDs (GV/ID/PR/DE/RS/RC functions)
based on subdomain and content analysis. Restores 11 skills corrupted during
prior rebase, re-enriching with ATLAS, D3FEND, NIST AI RMF, and CSF 2.0 fields.

All 754 skills now carry structured mappings for all 5 security frameworks:
- MITRE ATT&CK (in tags)
- MITRE ATLAS v5.5 (atlas_techniques)
- MITRE D3FEND v1.3 (d3fend_techniques)
- NIST AI RMF 1.0 (nist_ai_rmf)
- NIST CSF 2.0 (nist_csf)

skills/analyzing-memory-forensics-with-lime-and-volatility/SKILL.md

@@ -1,16 +1,25 @@
 ---
 name: analyzing-memory-forensics-with-lime-and-volatility
-description: >
-  Performs Linux memory acquisition using LiME (Linux Memory Extractor) kernel module
-  and analysis with Volatility 3 framework. Extracts process lists, network connections,
-  bash history, loaded kernel modules, and injected code from Linux memory images.
-  Use when performing incident response on compromised Linux systems.
+description: 'Performs Linux memory acquisition using LiME (Linux Memory Extractor) kernel module and analysis with Volatility
+  3 framework. Extracts process lists, network connections, bash history, loaded kernel modules, and injected code from Linux
+  memory images. Use when performing incident response on compromised Linux systems.
+
+  '
 domain: cybersecurity
 subdomain: security-operations
-tags: [analyzing, memory, forensics, with]
-version: "1.0"
+tags:
+- analyzing
+- memory
+- forensics
+- with
+version: '1.0'
 author: mahipal
 license: Apache-2.0
+nist_csf:
+- DE.CM-01
+- RS.MA-01
+- GV.OV-01
+- DE.AE-02
 ---
 
 # Analyzing Memory Forensics with LiME and Volatility