oprofile: use "foreign" automake strictness

oprofile doesn't want GNU-levels of automake strictness so tell it to be
"foreign".

(From OE-Core rev: 01943188f85ce6411717fb5bf702d609f55813f2)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-kernel/oprofile/oprofile.inc

@@ -20,6 +20,7 @@ FILES_${PN}-staticdev += "${libdir}/${BPN}/lib*.a"
 
 SRC_URI = "file://opstart.patch \
            file://acinclude.m4 \
+           file://automake-foreign.patch \
            file://oprofile-cross-compile-tests.patch \
            file://run-ptest \
            file://root-home-dir.patch"

meta/recipes-kernel/oprofile/oprofile/automake-foreign.patch

@@ -0,0 +1,7 @@
+diff --git a/configure.ac b/configure.ac
+index 5740585..cf6c316 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -16 +16 @@ AC_CONFIG_SRCDIR([libop/op_config.h])
+-AM_INIT_AUTOMAKE
++AM_INIT_AUTOMAKE([foreign])