yaml: explicitly mention exception policy in conf

While our documentation indicated what were the possible configuration
settings for exception policies, our yaml only explicitly mentioned
exception policy for the master switch. Clearly indicate which config
settings are about exception policies.

Related to
Task OISF#5816

suricata.yaml.in

@@ -854,9 +854,9 @@ pcap-file:
 
 # Configure the app-layer parsers.
 #
-# The error-policy setting applies to all app-layer parsers. Values can be
-# "drop-flow", "pass-flow", "bypass", "drop-packet", "pass-packet", "reject" or
-# "ignore" (the default).
+# The exception policy error-policy setting applies to all app-layer parsers.
+#  Values can be "drop-flow", "pass-flow", "bypass", "drop-packet", "pass-packet",
+#  "reject" or "ignore" (the default).
 #
 # The protocol's section details each protocol.
 #
@@ -1380,8 +1380,8 @@ host-os-policy:
 
 # Defrag settings:
 
-# The memcap-policy value can be "drop-packet", "pass-packet", "reject" or
-# "ignore" (which is the default).
+# The exception policy memcap-policy value can be "drop-packet", "pass-packet",
+#  "reject" or "ignore" (which is the default).
 defrag:
   memcap: 32mb
   # memcap-policy: ignore
@@ -1424,8 +1424,8 @@ defrag:
 # last time seen flows.
 # The memcap can be specified in kb, mb, gb.  Just a number indicates it's
 # in bytes.
-# The memcap-policy can be "drop-packet", "pass-packet", "reject" or "ignore"
-# (which is the default).
+# The exception policy memcap-policy can be "drop-packet", "pass-packet",
+#  "reject" or "ignore" (which is the default).
 
 flow:
   memcap: 128mb
@@ -1508,9 +1508,9 @@ flow-timeouts:
 # stream:
 #   memcap: 64mb                # Can be specified in kb, mb, gb.  Just a
 #                               # number indicates it's in bytes.
-#   memcap-policy: ignore       # Can be "drop-flow", "pass-flow", "bypass",
-#                               # "drop-packet", "pass-packet", "reject" or
-#                               # "ignore" default is "ignore"
+#   memcap-policy: ignore       # The exception policy value can be "drop-flow",
+#                               # "pass-flow", "bypass", "drop-packet",
+#                               # "pass-packet", "reject" or "ignore" default is "ignore"
 #   checksum-validation: yes    # To validate the checksum of received
 #                               # packet. If csum validation is specified as
 #                               # "yes", then packets with invalid csum values will not
@@ -1522,9 +1522,9 @@ flow-timeouts:
 #                               # option
 #   prealloc-sessions: 2048     # 2k sessions prealloc'd per stream thread
 #   midstream: false            # don't allow midstream session pickups
-#   midstream-policy: ignore    # Can be "drop-flow", "pass-flow", "bypass",
-#                               # "drop-packet", "pass-packet", "reject" or
-#                               # "ignore" default is "ignore"
+#   midstream-policy: ignore    # The exception policy value can be "drop-flow",
+#                               # "pass-flow", "bypass", "drop-packet",
+#                               # "pass-packet", "reject" or "ignore" default is "ignore"
 #   async-oneside: false        # don't enable async stream handling
 #   inline: no                  # stream inline mode
 #   drop-invalid: yes           # in inline mode, drop packets that are invalid with regards to streaming engine
@@ -1539,9 +1539,9 @@ flow-timeouts:
 #   reassembly:
 #     memcap: 256mb             # Can be specified in kb, mb, gb.  Just a number
 #                               # indicates it's in bytes.
-#     memcap-policy: ignore     # Can be "drop-flow", "pass-flow", "bypass",
-#                               # "drop-packet", "pass-packet", "reject" or
-#                               # "ignore" default is "ignore"
+#     memcap-policy: ignore     # The exception policy value can be "drop-flow",
+#                               # "pass-flow", "bypass", "drop-packet", "pass-packet",
+#                               # "reject" or "ignore" default is "ignore"
 #     depth: 1mb                # Can be specified in kb, mb, gb.  Just a number
 #                               # indicates it's in bytes.
 #     toserver-chunk-size: 2560 # inspect raw stream in chunks of at least