SDK: update default content

- add native gcc and symlinks
- add Pod perl module
- add libyaml-dev

Signed-off-by: Lionel VITTE <lionel.vitte@st.com>

conf/machine/include/st-machine-common-stm32mp.inc

@@ -377,6 +377,15 @@ ST_TOOLS_FOR_SDK = " \
     nativesdk-ncurses-libncursesw \
     "
 
+# Add tools to build native application with SDK
+# Currently mandatory for kernel and u-boot
+ST_TOOLS_FOR_SDK:append = " \
+    nativesdk-cpp-symlinks \
+    nativesdk-gcc-symlinks \
+    nativesdk-libyaml \
+    nativesdk-libyaml-dev \
+    "
+
 # For support of perl ansicolor
 ST_TOOLS_FOR_SDK_PERL = " \
     nativesdk-perl-module-term-ansicolor \
@@ -389,6 +398,7 @@ ST_TOOLS_FOR_SDK_PERL = " \
 ST_TOOLS_FOR_SDK_PERL:append = " \
     nativesdk-perl-module-file-spec-functions \
     nativesdk-perl-module-integer \
+    nativesdk-perl-module-pod-text \
 "
 
 ST_TOOLS_FOR_SDK:append = " ${ST_TOOLS_FOR_SDK_PERL} "
@@ -422,12 +432,6 @@ ST_TOOLS_FOR_SDK:append = " \
     nativesdk-wayland \
     "
 
-# For Kernel yaml dependency
-ST_TOOLS_FOR_SDK:remove = " \
-    nativesdk-libyaml \
-    nativesdk-libyaml-dev \
-    "
-
 # For CMSIS-SVD file parser with GDB
 ST_TOOLS_FOR_SDK:append = " \
     nativesdk-svd-tools \