Updated Signal State Terminology, divided one long sentence into two

Added simpler table-solution for definitions with standard specific identifieres

fixed term_definition_signal_synchronization_group tags

changed "reference line coordinate system" to "road reference line coordinate system"

changed syntax for tagged regions that identify the full term

added term_definition_full tag to terms

extended terms and definitions in terms_and_definitions_opendrive.adoc file  and updated terms for dynamic signals in terms_and_definitions_general.adoc file

First test tag for Antora