Remove extraneous col in data

Author: jmshea

data/dowjones-112324.csv

@@ -1,11 +1,11 @@
-,Company,Symbol,Weight,Price
-0,Unitedhealth Group Inc,UNH,8.362955,590.87
-1,Goldman Sachs Group Inc,GS,8.343639,602.78
-2,Microsoft Corp,MSFT,5.778863,417.0
-3,Home Depot Inc,HD,5.744991,420.0
-4,Caterpillar Inc,CAT,5.453018,397.49
-5,Sherwin Williams Co,SHW,5.365258,388.3
-6,Salesforce Inc,CRM,4.699849,342.02
-7,Visa Inc Class A Shares,V,4.337612,309.92
-8,American Express Co,AXP,4.101066,301.3
-9,Amgen Inc,AMGN,4.057676,294.53
+Company,Symbol,Weight,Price
+Unitedhealth Group Inc,UNH,8.362955,590.87
+Goldman Sachs Group Inc,GS,8.343639,602.78
+Microsoft Corp,MSFT,5.778863,417.0
+Home Depot Inc,HD,5.744991,420.0
+Caterpillar Inc,CAT,5.453018,397.49
+Sherwin Williams Co,SHW,5.365258,388.3
+Salesforce Inc,CRM,4.699849,342.02
+Visa Inc Class A Shares,V,4.337612,309.92
+American Express Co,AXP,4.101066,301.3
+Amgen Inc,AMGN,4.057676,294.53