refactor: Drop FsFile alias, use HalFile in downstream code (#2141)

lib/ZipFile/ZipFile.cpp

@@ -8,7 +8,7 @@
 
 struct ZipInflateCtx {
   InflateReader reader;  // Must be first — callback casts uzlib_uncomp* to ZipInflateCtx*
-  FsFile* file = nullptr;
+  HalFile* file = nullptr;
   size_t fileRemaining = 0;
   uint8_t* readBuf = nullptr;
   size_t readBufSize = 0;

lib/ZipFile/ZipFile.h

@@ -39,7 +39,7 @@ class ZipFile {
 
  private:
   const std::string& filePath;
-  FsFile file;
+  HalFile file;
   ZipDetails zipDetails = {0, 0, false};
   std::unordered_map<std::string, FileStatSlim> fileStatSlimCache;