chore: remove ZkEvmApi package #1058

Job	Run time
Test sample app 🛠️	2m 38s
Test Unity 6 sample app 🛠️	4m 13s
Build for StandaloneWindows64	3m 20s
Build for Android	12m 23s
Build for iOS	4m 53s
Build Unity 6 for StandaloneWindows64	5m 13s
Build Unity 6 for iOS	6m 50s
	39m 30s

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