layer.conf: Add 96boards-tools->e2fsprogs to SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS
layer.conf: Add 96boards-tools->e2fsprogs to SIGGEN_EXCLUDE_SAFE_RECIPE_DEPS

Fixes
96boards-tools different signature for task do_package_write_ipk.sigdata
hash for dependent task e2fsprogs/e2fsprogs_1.45.4.bb:do_packagedata changed
Hash for dependent task util-linux/util-linux_2.34.bb:do_packagedata changed

Signed-off-by: Khem Raj <729d64b6f67515e258459a5f6d20ec88b2caf8df@gmail.com>

mrchapp/meta-96boards,96boards/meta-96boards