Fix compilation errors from clippy fixes

- Fix '?' operator error in detection.rs by proper error handling without changing return type
- Fix EbpfError::RuntimeError to use existing EventProcessingError variant
- Make compiler mutable in yara_engine.rs to fix move errors
- Add missing evasion_analysis field to DetectionResult struct
- Fix identifier clone issue in YARA rule matching

These fixes resolve the E0277, E0382, and E0599 compilation errors.

ghost-core/src/yara_engine.rs

@@ -341,7 +341,7 @@ impl DynamicYaraEngine {
                         offset: (base_address + m.offset) as u64,
                         length: m.length as u32,
                         metadata: metadata.clone(),
-                        matched_strings: vec![identifier],
+                        matched_strings: vec![identifier.clone()],
                     });
                 }
             }