IOS SHOW LLDP NEIGHBORS: Fixes #375 (#376)

Fix template not accounting for neighbor name running into interface name.

TEMPLATE UPDATES:
  - Limit `NEIGHBOR` capture group to first 20 non-space characters.
  - Change space capture from being required to being allowed

TEST UPDATES:
  - Add new raw/parsed files to account for additional output

templates/cisco_ios_show_lldp_neighbors.template

@@ -1,11 +1,11 @@
-Value Required NEIGHBOR (\S+)
+Value Required NEIGHBOR (\S{0,20})
 Value Required LOCAL_INTERFACE (\S+)
 Value Required NEIGHBOR_INTERFACE (\S+)
 
 Start
   ^Device.*ID -> LLDP
 
 LLDP
-  ^${NEIGHBOR}\s+${LOCAL_INTERFACE}\s+\d+\s+(\S+)*\s+${NEIGHBOR_INTERFACE} -> Record
+  ^${NEIGHBOR}\s*${LOCAL_INTERFACE}\s+\d+\s+(\S+)*\s+${NEIGHBOR_INTERFACE} -> Record
   ^${NEIGHBOR}
   ^\s+${LOCAL_INTERFACE}\s+\d+\s+(\S+)*\s+${NEIGHBOR_INTERFACE} -> Record

tests/cisco_ios/show_lldp_neighbors/cisco_ios_show_lldp_neighbors2.parsed

@@ -0,0 +1,5 @@
+---
+parsed_sample:
+- neighbor: "long_name_swt.josh-v"
+  local_interface: "Gi0/2"
+  neighbor_interface: "Gi0/0"

tests/cisco_ios/show_lldp_neighbors/cisco_ios_show_lldp_neighbors2.raw

@@ -0,0 +1,8 @@
+Capability codes:
+    (R) Router, (B) Bridge, (T) Telephone, (C) DOCSIS Cable Device
+    (W) WLAN Access Point, (P) Repeater, (S) Station, (O) Other
+
+Device ID           Local Intf     Hold-time  Capability      Port ID
+long_name_swt.josh-vGi0/2          120        R               Gi0/0
+
+Total entries displayed: 1