chore(project): upgrade to Unity 2021.3.29f1, remove unused modules #136

Job	Run time
Build & Test for StandaloneLinux64 on 2020.3.48f1	7m 10s
Build & Test for StandaloneLinux64 on 2020.3.48f1	7m 10s
Build & Test for StandaloneWindows64 on 2020.3.48f1	9m 36s
Build & Test for StandaloneWindows64 on 2020.3.48f1	9m 36s
Build & Test for StandaloneLinux64 on 2021.3.29f1	6m 36s
Build & Test for StandaloneLinux64 on 2021.3.29f1	6m 36s
Build & Test for StandaloneWindows64 on 2021.3.29f1	7m 37s
Build & Test for StandaloneWindows64 on 2021.3.29f1	8m 20s
Build & Test for StandaloneLinux64 on 2022.3.7f1	9m 7s
Build & Test for StandaloneLinux64 on 2022.3.7f1	9m 7s
Build & Test for StandaloneWindows64 on 2022.3.7f1	9m 18s
Build & Test for StandaloneWindows64 on 2022.3.7f1	9m 18s
Build & Test for StandaloneLinux64 on 2023.1.8f1	9m 30s
Build & Test for StandaloneLinux64 on 2023.1.8f1	9m 30s
Build & Test for StandaloneWindows64 on 2023.1.8f1	8m 14s
Build & Test for StandaloneWindows64 on 2023.1.8f1	9m 14s
	2h 15m 59s

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