riscv32: linker: Link .srodata section

Building tests/kernel/common/kernel.common with the new crosstools
SDK-ng resulted in an orphan short read-only data section. Fix this by
adding the .srodata section to the RISC-V linker script.

Signed-off-by: Nathaniel Graff <nathaniel.graff@sifive.com>
1 file changed