Remove libft2 and libpng from vndk-sp

libft2 and libpng are not vndk-sp but framework-only-rs and vndk,
respectively.
They must be removed from the vndk-sp list for marlin and sailfish.

Bug: 69885466
Test: Build and boot
Test: Check RS works with the RS apps
Change-Id: I2f98d1897e57373f74f700c7ab72191bf7f3ebd6
diff --git a/device-common.mk b/device-common.mk
index 797870b..2cd628b 100644
--- a/device-common.mk
+++ b/device-common.mk
@@ -621,8 +621,6 @@
     libRSCpuRef.vndk-sp\
     libbcinfo.vndk-sp\
     libblas.vndk-sp\
-    libft2.vndk-sp\
-    libpng.vndk-sp\
     libcompiler_rt.vndk-sp\
     libbacktrace.vndk-sp\
     libunwind.vndk-sp\
diff --git a/vndk/Android.mk b/vndk/Android.mk
index f562c26..a12615a 100644
--- a/vndk/Android.mk
+++ b/vndk/Android.mk
@@ -18,8 +18,6 @@
     libRSCpuRef\
     libbcinfo\
     libblas\
-    libft2\
-    libpng\
     libcompiler_rt\
     libbacktrace\
     libunwind\