planner heading text doesn't work

### Please check that this issue hasn't been reported before. - [x] I searched previous [Bug Reports](https://github.com/ivan-lednev/obsidian-day-planner/issues?q=is%3Aissue+is%3Aopen) didn't find any similar reports. ### Expected Behavior I'd like it to pull from some heading, and set ' planner heading text' ### Current behaviour But it still pulled from all over the daily note ### Steps to reproduce I have no idea about this. ### Which Operating Systems are you using? - [ ] Android - [ ] iPhone/iPad - [ ] Linux - [ ] macOS - [x] Windows ### Obsidian Version 1.12.7 ### Possible solution _No response_