Fix typo (#195)

Author: huchenlei

.env_example

@@ -7,8 +7,8 @@ PLAYWRIGHT_TEST_URL=http://localhost:5173
 DEV_SERVER_COMFYUI_URL=http://127.0.0.1:8188
 
 # The target ComfyUI checkout directory to deploy the frontend code to.
-# The dist directory will be copied to {DEPLOY_COMFY_UI_DIR}/custom_web_versions/main/dev
-# Add `--front-end-root {DEPLOY_COMFY_UI_DIR}/custom_web_versions/main/dev`
+# The dist directory will be copied to {DEPLOY_COMFYUI_DIR}/custom_web_versions/main/dev
+# Add `--front-end-root {DEPLOY_COMFYUI_DIR}/custom_web_versions/main/dev`
 # to ComfyUI launch script to serve the custom web version.
 DEPLOY_COMFYUI_DIR=/home/ComfyUI/web