Update tfa_quality_metrics.sh
Replaced rt_instr with rt_instr_file in usage function
for TF-A data generator script
diff --git a/quality-metrics/data-generator/tfa_metrics/tfa_quality_metrics.sh b/quality-metrics/data-generator/tfa_metrics/tfa_quality_metrics.sh
index cc920d9..2773561 100755
--- a/quality-metrics/data-generator/tfa_metrics/tfa_quality_metrics.sh
+++ b/quality-metrics/data-generator/tfa_metrics/tfa_quality_metrics.sh
@@ -229,7 +229,7 @@
   printf "\t -h|--help            print help information\n"
   printf "\t --tag                user specified release tag\n"
   printf "\t --metric_type        [ runtime_instrumentation | image_size | coverity_misra ]*\n"
-  printf "\t --rt_instr           Path to file containing instrumentation data\n"
+  printf "\t --rt_instr_file      Path to file containing instrumentation data\n"
   printf "\t                      Required when metric_type is runtime_instrumentation\n"
   printf "\t --image_size_file    Path to file containing image size data\n"
   printf "\t                      Required when metric_type is image_size\n"