Exclude private headers from public

[acidlynx]

When we use implicit config about private and public headers for objc apple_framework, we get an error about duplication of files. This PR is fix it.

Adapters/HA/Memory/AliHASmartMemoryPressureManager.h' is duplicated in the 'srcs' attribute of rule 'AEFoundation_private_hdrs'
Adapters/HA/Memory/AliHASmartRecovery.h' is duplicated in the 'srcs' attribute of rule 'AEFoundation_private_hdrs'
Utils/NetworkInterceptor/AERNetworkInterceptor.h' is duplicated in the 'srcs' attribute of rule 'AEFoundation_private_hdrs'
Adapters/UT/AEBizTracker.h' is duplicated in the 'srcs' attribute of rule 'AEFoundation_private_hdrs'
Adapters/HA/Memory/Category/UIImageView+AliHARecovery.h' is duplicated in the 'srcs' attribute of rule 'AEFoundation_private_hdrs'
Utils/BlockKVO/MTKObservingMacros.h' is duplicated in the 'srcs' attribute of rule 'AEFoundation_private_hdrs'
Adapters/UT/AEFacebookTracker.h' is duplicated in the 'srcs' attribute of rule 'AEFoundation_private_hdrs'