some small changes fixing two bugs

common.py

@@ -41,4 +41,5 @@ mapper_data = {
     "None": "Unknown",
     "nh/opi": "Native Hawaiian/Other Pacific Islander",
     "i": "Intern",
+    "u/o": "Unknown/Other",
 }

main.py

@@ -231,7 +231,7 @@ def generate_final_report_data(ws):
         [(total_girls + total_boys) / total_sites, ""],
         ["", ""],
         ["Percentages of Relevant Demographics", ""],
-        ["Girls", str(total_girls / total_children * 100)[:5] + "% + "%""],
+        ["Girls", str(total_girls / total_children * 100)[:5] + "%"],
         ["Hispanic", str(int(ethnicity_breakdown[0][1]) / total_children * 100)[:5] + "%"],
         ["People of Color", str(int(race_breakdown[3][1]) / total_children * 100)[:5] + "%"],
     ]