[clang] [clang] Make source locations space usage diagnostics numbers easier to read (PR #114999)

[Boaz Brickner via cfe-commits]

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@@ -2227,6 +2227,28 @@ LLVM_DUMP_METHOD void SourceManager::dump() const {
   }
 }
 
+static std::string NumberToHumanString(uint64_t Number) {
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bricknerb wrote:

Renamed to `humanizeNumber()`.

https://github.com/llvm/llvm-project/pull/114999