[clang-tools-extra] [clang-tidy] Create bugprone-public-enable-shared-from-this check (PR #102299)

[Nathan James via cfe-commits]

https://github.com/njames93 commented:

How are classes that derive other classes that implement `enable_shared_from_this`

```cpp
class A : public std::enable_shared_from_this {};
class B : private A{};
```



https://github.com/llvm/llvm-project/pull/102299