chore: finalize redb migration for all memory stores

fix_linux.py

@@ -0,0 +1,8 @@
+import re
+with open(r'C:\Users\reazul.ashraf\workspace\rust\mcp-memory\server\src\main.rs', 'r', encoding='utf-8') as f:
+    text = f.read()
+
+text = re.sub(r'#\[cfg\(not\(target_os = "windows"\)\)\].*?return Ok\(\(\);\n    \}', '', text, flags=re.DOTALL)
+
+with open(r'C:\Users\reazul.ashraf\workspace\rust\mcp-memory\server\src\main.rs', 'w', encoding='utf-8') as f:
+    f.write(text)