Remove hardcoded cgroup v2 path

Replace hardcoded cgroup v2 root path with new libprocessgroup API calls.

Bug: 111307099
Test: builds, boots

Change-Id: Ic9c47b52702767f9934f65d04bb91ab303b1d06e
Merged-In: Ic9c47b52702767f9934f65d04bb91ab303b1d06e
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
diff --git a/libbpf_android/Android.bp b/libbpf_android/Android.bp
index 721792f..0bacf7b 100644
--- a/libbpf_android/Android.bp
+++ b/libbpf_android/Android.bp
@@ -45,6 +45,7 @@
     shared_libs: [
         "libbase",
         "libutils",
+        "libprocessgroup",
         "liblog",
         "libnetdutils",
         "libbpf",