[clang] [clang][analyzer] Fix StreamChecker `ftell` and `fgetpos` at indeterminate file position. (PR #84191)

[Ben Shi via cfe-commits]

https://github.com/benshi001 approved this pull request.

After eliminating `std::bind`, I hope there can be further solutions to reduce duplications.

https://github.com/llvm/llvm-project/pull/84191