ohos-xts-acts: Move .so files to primary package

The OHOS uses unversioned versioned libraries.
Move the naked .so files to the primary package.

This should resolve errors that prevent adding additional tests and test
libraries to the recipe:

    ERROR: ohos-xts-acts-0.0+gitAUTOINC+ca29e6cacc-r0 do_package_qa: QA
    Issue: -dev package contains non-symlink .so: ohos-xts-acts-dev path
    '/work/core2-64-poky-linux/ohos-xts-acts/0.0+gitAUTOINC+ca29e6cacc-r0/packages-split/ohos-xts-acts-dev/usr/lib/libohos-kernel-fs.so'
    -dev package contains non-symlink .so: ohos-xts-acts-dev path
    '/work/core2-64-poky-linux/ohos-xts-acts/0.0+gitAUTOINC+ca29e6cacc-r0/packages-split/ohos-xts-acts-dev/usr/lib/libohos-kernel-utils.so'

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@huawei.com>