chore: readme update

README.md

@@ -12,14 +12,14 @@ Alternatives to Data Controller include:
 
 Problems with the above include:
 
-💩 Risk of manual error / data corruption
-💩 End users requiring direct write access to critical data sources in production
-💩 Breaches due to unnecessary parties having access to the data
-💩 Inability to trace who made a change, when, and why
-💩 Reliance on key individuals to perform updates
-💩 Building bespoke ETL for every new data source
-💩 Upload routines that must be manually modified for table changes
-💩 Legacy 'black box' solutions with little to no testing, documentation or support
+❌ Risk of manual error / data corruption
+❌ End users requiring direct write access to critical data sources in production
+❌ Breaches due to unnecessary parties having access to the data
+❌ Inability to trace who made a change, when, and why
+❌ Reliance on key individuals to perform updates
+❌ Building bespoke ETL for every new data source
+❌ Upload routines that must be manually modified for table changes
+❌ Legacy 'black box' solutions with little to no testing, documentation or support
 
 Data Controller for SAS® solves all these issues in a simple-to-install, user-friendly, secure, documented, battle-tested web application.  Available on Viya, SAS 9 EBI, and [SASjs Server](https://server.sasjs.io).