Added compatibility with juce 8 #131

Job	Run time
macos-14 member_enabled	3m 21s
windows-2022 member_enabled	3m 5s
ubuntu-latest member_enabled	1m 31s
macos-14 member_disabled	1m 2s
windows-2022 member_disabled	3m 10s
ubuntu-latest member_disabled	1m 8s
macos-14 unique_ptr_enabled	1m 22s
windows-2022 unique_ptr_enabled	2m 37s
ubuntu-latest unique_ptr_enabled	1m 10s
macos-14 unique_ptr_disabled	1m 23s
windows-2022 unique_ptr_disabled	1m 51s
ubuntu-latest unique_ptr_disabled	1m 16s
	22m 56s

Provide feedback