arm: lib: Fix fix push/pop-section directives

Repair typos in the previous "arm: lib: fix push/pop-section directives"
patch, which prevented VCMA9 board from building.

Signed-off-by: Marek Vasut <marex@denx.de>
Fixes: b2f18584 ("arm: lib: fix push/pop-section directives")
Cc: Tom Warren <twarren@nvidia.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Stephen Warren <swarren@nvidia.com>