set_property: Fix name of TARGET_DIRECTORY option in error messages

Source/cmSetPropertyCommand.cxx

@@ -101,7 +101,7 @@ bool HandleSourceFileDirectoryScopes(
       cmTarget* target = current_dir_mf->FindTargetToUse(target_name);
       if (!target) {
         status.SetError(cmStrCat(
-          "given non-existent target for DIRECTORY_TARGET ", target_name));
+          "given non-existent target for TARGET_DIRECTORY ", target_name));
         return false;
       }
       cmProp target_source_dir = target->GetProperty("SOURCE_DIR");

Tests/RunCMake/get_property/source_properties_failures-stderr.txt

@@ -16,7 +16,7 @@ Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)
 +
 CMake Error at source_properties_failures.cmake:4 \(set_source_files_properties\):
-  set_source_files_properties given non-existent target for DIRECTORY_TARGET
+  set_source_files_properties given non-existent target for TARGET_DIRECTORY
   non_existing_target
 Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)
@@ -39,7 +39,7 @@ Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)
 +
 CMake Error at source_properties_failures.cmake:9 \(get_property\):
-  get_property given non-existent target for DIRECTORY_TARGET
+  get_property given non-existent target for TARGET_DIRECTORY
   non_existing_dir
 Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)
@@ -55,7 +55,7 @@ Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)
 +
 CMake Error at source_properties_failures.cmake:13 \(get_source_file_property\):
-  get_source_file_property given non-existent target for DIRECTORY_TARGET
+  get_source_file_property given non-existent target for TARGET_DIRECTORY
   PROPERTY
 Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)

Tests/RunCMake/set_property/SOURCE_FILE-stderr.txt

@@ -16,7 +16,7 @@ Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)
 +
 CMake Error at SOURCE_FILE.cmake:4 \(set_property\):
-  set_property given non-existent target for DIRECTORY_TARGET
+  set_property given non-existent target for TARGET_DIRECTORY
   non_existing_target
 Call Stack \(most recent call first\):
   CMakeLists\.txt:[0-9]+ \(include\)$