CAT-1670 - Fix onTypeFormatting due to undefined variable json_rpc_handler #177

Job	Run time
Build Editor Service (Ruby 2.7)	48s
Build Editor Service (Ruby 3.2)	33s
Acceptance : ubuntu-latest Ruby 2.7 / acceptance	1m 24s
Acceptance : windows-latest Ruby 2.7 / acceptance	2m 50s
Acceptance : ubuntu-latest Ruby 3.2 / acceptance	55s
Acceptance : windows-latest Ruby 3.2 / acceptance	3m 12s
Spec : ubuntu-latest Ruby 2.7 / spec	40s
Spec : windows-latest Ruby 2.7 / spec	2m 2s
Spec : ubuntu-latest Ruby 3.2 / spec	20s
Spec : windows-latest Ruby 3.2 / spec	1m 47s
	14m 31s

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