Fix spelling mistake

src/import_manager.cc

@@ -1,8 +1,8 @@
 #include "import_manager.h"
 
 bool ImportManager::TryMarkDependencyImported(const std::string& path) {
-  std::lock_guard<std::mutex> lock(depdency_mutex_);
-  return depdency_imported_.insert(path).second;
+  std::lock_guard<std::mutex> lock(dependency_mutex_);
+  return dependency_imported_.insert(path).second;
 }
 
 bool ImportManager::StartQueryDbImport(const std::string& path) {

src/import_manager.h

@@ -24,6 +24,6 @@ struct ImportManager {
   std::unordered_set<std::string> querydb_processing_;
 
   // TODO: use std::shared_mutex so we can have multiple readers.
-  std::mutex depdency_mutex_;
-  std::unordered_set<std::string> depdency_imported_;
+  std::mutex dependency_mutex_;
+  std::unordered_set<std::string> dependency_imported_;
 };