remove useless enable filter option in doc (#214)

Author: jpinsonneau

docs/netobserv_cli.adoc

@@ -95,7 +95,7 @@ $ oc netobserv flows [<feature_option>] [<command_options>]
 .Example running flows capture on TCP protocol and port 49051 with PacketDrop and RTT features enabled:
 [source,terminal]
 ----
-$ oc netobserv flows --enable_pkt_drop  --enable_rtt --enable_filter --action=Accept --cidr=0.0.0.0/0 --protocol=TCP --port=49051
+$ oc netobserv flows --enable_pkt_drop  --enable_rtt --action=Accept --cidr=0.0.0.0/0 --protocol=TCP --port=49051
 ----
 [id="cli-reference-packet-capture-options_{context}"]
 == Packets capture options
@@ -190,5 +190,5 @@ $ oc netobserv metrics [<option>]
 .Example running metrics capture for TCP drops
 [source,terminal]
 ----
-$ oc netobserv metrics --enable_pkt_drop --enable_filter --protocol=TCP 
+$ oc netobserv metrics --enable_pkt_drop --protocol=TCP 
 ----

scripts/generate-doc.sh

@@ -75,7 +75,7 @@ echo "
 .Example running flows capture on TCP protocol and port 49051 with PacketDrop and RTT features enabled:
 [source,terminal]
 ----
-$ oc netobserv flows --enable_pkt_drop  --enable_rtt --enable_filter --action=Accept --cidr=0.0.0.0/0 --protocol=TCP --port=49051
+$ oc netobserv flows --enable_pkt_drop  --enable_rtt --action=Accept --cidr=0.0.0.0/0 --protocol=TCP --port=49051
 ----"
 
 # packets table
@@ -125,7 +125,7 @@ echo "
 .Example running metrics capture for TCP drops
 [source,terminal]
 ----
-$ oc netobserv metrics --enable_pkt_drop --enable_filter --protocol=TCP 
+$ oc netobserv metrics --enable_pkt_drop --protocol=TCP 
 ----"
 } >> $ADOC