Bug in FEO: Fix weak word

### Description

New docs-as-code implementes new process things. Including weak word checks.

Need to fix the weak word inside the specified option (content or title)

Forbidden words in title (these are check for all needs):
`shall, must, will`

Forbidden words in content (these are only check for requirements (except process):
`just, about, really, some, thing, absolutely`

### Analysis results

Warning:
```
modules/feo/docs/manual/safety_manual.rst:63: WARNING:
aou_req__feo__rust_std_lib_modules: contains a weak word: `about` in option:
`content`. Please revise the wording.
```

### Solution

Fix the wording of the content inside that requriement

### Error Occurrence Rate

Reproducible

### How to reproduce

Run score build with git override of new docs-as-code

### Supporting Information

Let me know if there any questions

### Classification

minor

### Affected Version

pre-0.5

### Expected Closure Version

0.5

### Category

- [ ] Safety Related
- [ ] Security Related

### ASIL classification

_No response_