development precedence over local about env

[jingpengju391]

Describe the bug

the environment variables in the development environment take precedence over the local environment variables in main process
example：
.env.local -> MAIN_VITE_APP_EXAMPLE=1
.env.development -> MAIN_VITE_APP_EXAMPLE=2
log output: 2 in main process

Electron-Vite Version

2.3.0

Electron Version

31.3.1

Vite Version

5.3.1

Validations

• Follow the Code of Conduct.
• Read the Contributing Guidelines.
• Read the docs.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.