v1.1.6 Update

- Reduce the difficulty of Trial Mode
- Use real time when counting survival time, not affected by bullet time.
- Reduce the frequency of displaying the score increase text after score 50,000 to avoid blocking the screen too much.
- Adjust the score acquisition rate in the middle and late stages to reduce the length of the game in the middle and late stages: When exceeding score 10K/20K/40K/80K, extra score 20%/40%/60%/100%.