RISC-V: Add (u)int8_t to binop tests.

RISC-V: Add (u)int8_t to binop tests.

This patch adds the missing (u)int8_t types to the binop tests.

gcc/testsuite/ChangeLog:

	* gcc.target/riscv/rvv/autovec/binop/shift-run.c: Adapt for
	(u)int8_t.
	* gcc.target/riscv/rvv/autovec/binop/shift-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/shift-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/shift-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vadd-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vadd-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vadd-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vadd-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vand-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vand-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vand-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vand-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vdiv-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vdiv-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vdiv-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vdiv-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmax-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmax-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmax-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmax-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmin-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmin-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmin-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmin-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmul-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmul-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmul-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vmul-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vor-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vor-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vor-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vor-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vrem-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vrem-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vrem-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vrem-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vsub-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vsub-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vsub-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vsub-template.h: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vxor-run.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vxor-rv32gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vxor-rv64gcv.c: Dito.
	* gcc.target/riscv/rvv/autovec/binop/vxor-template.h: Dito.