fix: error in report when data is not available to load chart in report (backport #36842) (#36853)

fix: error in report when data is not available to load chart in report (#36842)

(cherry picked from commit 3a2933db4d)

Co-authored-by: ViralKansodiya <141210323+viralkansodiya@users.noreply.github.com>

erpnext/assets/report/fixed_asset_register/fixed_asset_register.py

@@ -156,6 +156,8 @@ def get_data(filters):
 
 
 def prepare_chart_data(data, filters):
+	if not data:
+		return
 	labels_values_map = {}
 	if filters.filter_based_on not in ("Date Range", "Fiscal Year"):
 		filters_filter_based_on = "Date Range"