Update src/h2olog/misc/gen_raw_tracer.py
# gen_raw_tracer.py - Generate an h2olog tracer to emit USDT probes by parsing D script files.
#
-# The gen_raw_tracer.py can parse @appdata annotations in D script files, for example:
+# gen_raw_tracer.py parses D script files accompanied by @appdata annotation, for example:
#
# <code>
# /* @appdata
