Adds ktexttemplate as apt package to new_docker_build.sh and builds successfully

qt6-after/qt6-migrated-legatus/Lts/Common/CodeGen/codegen_simple.py

@@ -187,6 +187,7 @@ class DtcGenerator(object):
         outputHeader( outfile, parser, 'DTC' )
         outfile.write('\n')
         outfile.write('#include <DDS/Generic/generic_data_reader.h>\n')
+        outfile.write('#include <DDS/DTC/generic_dtc.h>\n')
         outfile.write('\n')
         outfile.write('/**\n')
         outfile.write(' * Type definitions \n')