target: use unsigned int for timeout_ms

Change the prototype of functions:
- target_run_algorithm()
- target_wait_algorithm()
- target_wait_state()
- struct target_type::run_algorithm()
- struct target_type::wait_algorithm()
to use unsigned int for timeout_ms instead of int.
Change accordingly the variables passed as parameter.

Change-Id: I0b8d6e691bb3c749eeb2911dc5a86c38cc0cb65d
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/7562
Tested-by: jenkins

src/target/arm7_9_common.c

@@ -2518,7 +2518,7 @@ static const uint8_t *dcc_buffer;
 
 static int arm7_9_dcc_completion(struct target *target,
 	uint32_t exit_point,
-	int timeout_ms,
+	unsigned int timeout_ms,
 	void *arch_info)
 {
 	int retval = ERROR_OK;