ANDROID: Disable dynamic ftrace for allmodconfig builds

With LTO, upstream prefers to generate __mcount_loc sections with
objtool, which depends on libelf-dev that's not available in the CI.
Disable DYNAMIC_FTRACE from allmodconfig builds temporarily to work
around the problem.

Bug: 140224784
Bug: 145210207
Change-Id: I42ae99ab0a32ca3e7dcec6eae5a3e5df4b23f0d3
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>

build.config.allmodconfig

@@ -7,6 +7,7 @@ function update_config() {
     ${KERNEL_DIR}/scripts/config --file ${OUT_DIR}/.config \
          -d TEST_KMOD  \
          -d CPU_BIG_ENDIAN \
+         -d DYNAMIC_FTRACE \
          -e UNWINDER_FRAME_POINTER \
 
     (cd ${OUT_DIR} && \