Bump fairpm/did-manager to 0.0.6

Update composer.json to require fairpm/did-manager 0.0.6 and refresh composer.lock to reflect the new package version

Signed-off-by: Namith Jawahar <namithj.jawahar@gmail.com>

Author: namithj

composer.json

@@ -15,7 +15,7 @@
     "ext-json": "*",
     "afragen/wordpress-plugin-readme-parser": "^1.2025.12",
     "erusev/parsedown": "^1.7",
-    "fairpm/did-manager": "^0.0.5"
+    "fairpm/did-manager": "0.0.6"
   },
   "require-dev": {
     "dealerdirect/phpcodesniffer-composer-installer": "^1.0",