modify code format

Author: mikethegoblin

paddle/phi/backends/dynload/dynamic_loader.cc

@@ -73,11 +73,11 @@ COMMON_DECLARE_string(flagcx_dir);
 #endif
 
 PHI_DEFINE_EXPORTED_string(
-  flagcx_dir,  // NOLINT
-  "",
-  "Specify path for loading libflagcx.so. For instance, "
-  "For instance, /usr/local/flagcx/lib. If default, "
-  "dlopen will search flagcx from LD_LIBRARY_PATH");
+    flagcx_dir,  // NOLINT
+    "",
+    "Specify path for loading libflagcx.so. For instance, "
+    "For instance, /usr/local/flagcx/lib. If default, "
+    "dlopen will search flagcx from LD_LIBRARY_PATH");
 
 #ifdef PADDLE_WITH_XPU
 PD_DEFINE_string(xpti_dir, "", "Specify path for loading libxpti.so.");