Fix invalid escape sequence errors in cls_oaicitest.py
In all these cases, we have a regex whose escape sequences are not to be
evaluated in the string, but given verbatim to the regex engine. Hence,
mark them as raw strings.
ci-scripts/cls_oaicitest.py:55: SyntaxWarning: invalid escape sequence '\s'
result = re.search('-b\s*(?P<iperf_bandwidth>[0-9\.]+)(?P<unit>[KMG])', str(args))
ci-scripts/cls_oaicitest.py:81: SyntaxWarning: invalid escape sequence '\s'
result = re.search('-t\s*(?P<iperf_time>\d+)', str(args))
ci-scripts/cls_oaicitest.py:373: SyntaxWarning: invalid escape sequence '\d'
ping_time = re.findall("-c *(\d+)",str(self.ping_args))
ci-scripts/cls_oaicitest.py:404: SyntaxWarning: invalid escape sequence '\.'
result = re.search(', (?P<packetloss>[0-9\.]+)% packet loss, time [0-9\.]+ms', ping_output)
ci-scripts/cls_oaicitest.py:409: SyntaxWarning: invalid escape sequence '\/'
result = re.search('rtt min\/avg\/max\/mdev = (?P<rtt_min>[0-9\.]+)\/(?P<rtt_avg>[0-9\.]+)\/(?P<rtt_max>[0-9\.]+)\/[0-9\.]+ ms', ping_output)
ci-scripts/cls_oaicitest.py:691: SyntaxWarning: invalid escape sequence '\d'
result = re.search("MIB Information => ([a-zA-Z]{1,10}), ([a-zA-Z]{1,10}), NidCell (?P<nidcell>\d{1,3}), N_RB_DL (?P<n_rb_dl>\d{1,3}), PHICH DURATION (?P<phich_duration>\d), PHICH RESOURCE (?P<phich_resource>.{1,4}), TX_ANT (?P<tx_ant>\d)", str(line))
ci-scripts/cls_oaicitest.py:724: SyntaxWarning: invalid escape sequence '\d'
result = re.search("PLMN MCC (?P<mcc>\d{1,3}), MNC (?P<mnc>\d{1,3}), TAC", str(line))
ci-scripts/cls_oaicitest.py:733: SyntaxWarning: invalid escape sequence '\w'
result = re.search("Found (?P<operator>[\w,\s]{1,15}) \(name from internal table\)", str(line))
ci-scripts/cls_oaicitest.py:749: SyntaxWarning: invalid escape sequence '\-'
result = re.search("DL Carrier Frequency/ARFCN : \-*(?P<carrier_frequency>\d{1,15}/\d{1,4})", str(line))
ci-scripts/cls_oaicitest.py:759: SyntaxWarning: invalid escape sequence '\d'
result = re.search("AllowedMeasBandwidth : (?P<allowed_bandwidth>\d{1,7})", str(line))