set notetype to 'reference' and added 'sourcetext' to tags

temp_script.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+for file in $(find Corpus/Standards/ISO27x/OST/27001/EN -name "*.md" -not -name "c-3-Terms-and-definitions.md"); do
+  sed -i '' 's/notetype: sourcetext/notetype: reference/' "$file"
+  sed -i '' '/status: active/i\
+- sourcetext
+' "$file"
+done