fix upgrade command

Author: ckrause

CHANGELOG.md

@@ -7,6 +7,7 @@ To install or update LODA, please follow the [installation instructions](https:/
 ### Bugfixes
 
 * Fix segmentation fault during mining
+* Fix `upgrade` command
 
 ## v25.7.12
 

src/sys/setup.cpp

@@ -494,15 +494,15 @@ std::string Setup::getExecutable(const std::string& suffix) {
 #ifdef _WIN64
   exe = ".exe";
 #endif
-  return LODA_HOME + "bin" + FILE_SEP + "loda" + suffix + exe;
+  return getLodaHome() + "bin" + FILE_SEP + "loda" + suffix + exe;
 }
 
 void Setup::performUpgrade(const std::string& new_version, bool silent) {
   std::string exe;
 #ifdef _WIN64
   exe = ".exe";
 #endif
-  ensureDir(LODA_HOME + "bin" + FILE_SEP);
+  ensureDir(getLodaHome() + "bin" + FILE_SEP);
   const std::string exec_local = getExecutable("");
   const std::string exec_tmp = getExecutable("-" + Version::PLATFORM);
 #ifdef _WIN64