refactor: rename JackeryHome component directory and update references

- Renamed the `custom_components/JackeryHome/` directory to `custom_components/jackery_home/` for consistency.
- Updated all references in documentation and scripts to reflect the new directory name.
- Removed obsolete files related to the previous directory structure.

custom_components/JackeryHome/manifest.json

@@ -1,15 +0,0 @@
-{
-    "domain": "jackery_home",
-    "name": "JackeryHome",
-    "codeowners": [
-        "@suyulin"
-    ],
-    "config_flow": true,
-    "dependencies": [
-        "mqtt"
-    ],
-    "documentation": "https://github.com/suyulin/jackery_home",
-    "issue_tracker": "https://github.com/suyulin/jackery_home/issues",
-    "iot_class": "local_push",
-    "version": "1.1.3"
-}