Apply formatting for stubs

tests/unittests/tools/stub_aesgcm_download.c

@@ -22,7 +22,7 @@ aesgcm_file_get(void* userdata)
     return NULL;
 };
 
-void aesgcm_download_cancel_processes(ProfWin* window){};
-void aesgcm_download_add_download(AESGCMDownload* download){};
+void aesgcm_download_cancel_processes(ProfWin* window) {};
+void aesgcm_download_add_download(AESGCMDownload* download) {};
 
 #endif

tests/unittests/tools/stub_http_download.c

@@ -27,7 +27,7 @@ http_file_get(void* userdata)
     return NULL;
 }
 
-void http_download_cancel_processes(){};
-void http_download_add_download(){};
+void http_download_cancel_processes() {};
+void http_download_add_download() {};
 
 #endif

tests/unittests/tools/stub_http_upload.c

@@ -38,7 +38,7 @@ file_size(int filedes)
     return 0;
 }
 
-void http_upload_cancel_processes(){};
-void http_upload_add_upload(){};
+void http_upload_cancel_processes() {};
+void http_upload_add_upload() {};
 
 #endif