Bump syn from 2.0.77 to 2.0.84 #831

Job	Run time
Bundle install in Dockerfile	1m 0s
oxi-test (ruby=3.0, os=ubuntu-latest)	1m 19s
oxi-test (ruby=3.2, os=ubuntu-latest)	1m 24s
oxi-test (ruby=3.3, os=ubuntu-latest)	1m 18s
oxi-test (ruby=3.0, os=windows-latest)	8m 41s
oxi-test (ruby=3.2, os=windows-latest)	5m 23s
oxi-test (ruby=3.3, os=windows-latest)	8m 11s
oxi-test (ruby=3.0, os=macos-latest)	59s
oxi-test (ruby=3.2, os=macos-latest)	1m 2s
oxi-test (ruby=3.3, os=macos-latest)	1m 0s
magnus-0.5 (ruby=3.0, os=ubuntu-latest)	1m 31s
magnus-0.5 (ruby=3.2, os=ubuntu-latest)	1m 36s
magnus-0.5 (ruby=3.3, os=ubuntu-latest)	1m 37s
magnus-0.5 (ruby=3.0, os=windows-latest)	7m 30s
magnus-0.5 (ruby=3.2, os=windows-latest)	7m 29s
magnus-0.5 (ruby=3.3, os=windows-latest)	7m 28s
magnus-0.5 (ruby=3.0, os=macos-latest)	2m 4s
magnus-0.5 (ruby=3.2, os=macos-latest)	1m 19s
magnus-0.5 (ruby=3.3, os=macos-latest)	1m 9s
magnus-head (ruby=3.0, os=ubuntu-latest)	2m 37s
magnus-head (ruby=3.2, os=ubuntu-latest)	2m 43s
magnus-head (ruby=3.3, os=ubuntu-latest)	2m 53s
magnus-head (ruby=3.0, os=windows-latest)	9m 1s
magnus-head (ruby=3.2, os=windows-latest)	7m 38s
magnus-head (ruby=3.3, os=windows-latest)	10m 9s
magnus-head (ruby=3.0, os=macos-latest)	1m 25s
magnus-head (ruby=3.2, os=macos-latest)	1m 27s
magnus-head (ruby=3.3, os=macos-latest)	1m 35s
	1h 41m 28s

Provide feedback