west: runners: openocd: Handle ADI OpenOCD fork version format

The ADI fork of OpenOCD prints a modified version line; adjusting the
regex to account for that different format when checking the OpenOCD
version.

Signed-off-by: Pete Johanson <pete.johanson@analog.com>
diff --git a/scripts/west_commands/runners/openocd.py b/scripts/west_commands/runners/openocd.py
index d30992a..98dcf0b 100644
--- a/scripts/west_commands/runners/openocd.py
+++ b/scripts/west_commands/runners/openocd.py
@@ -232,7 +232,8 @@
         out = self.check_output([self.openocd_cmd[0], '--version'],
                                 stderr=subprocess.STDOUT).decode()
 
-        version_match = re.search(r"Open On-Chip Debugger v?(\d+.\d+.\d+)", out)
+        # Account for version info format of ADI fork of OpenOCD as well
+        version_match = re.search(r"Open On-Chip Debugger.* v?(\d+.\d+.\d+)[ \n]", out)
         version = version_match.group(1).split('.')
 
         return [to_num(i) for i in version]