Detect XML structure instead of relying on Doxygen version

[vivekrnv]

1. Instead of relying on Doxygen version, detect XML structure
2. Clean up the code

vkarri@787cb73f7e41:/sonic/src/sonic-sairedis/SAI/meta$ cat /etc/os-release
PRETTY_NAME="Debian GNU/Linux trixie/sid"
NAME="Debian GNU/Linux"
VERSION_CODENAME=trixie
ID=debian
HOME_URL="https://www.debian.org/"
SUPPORT_URL="https://www.debian.org/support"
BUG_REPORT_URL="https://bugs.debian.org/"

Verified in Trixie environment

vkarri@787cb73f7e41:/sonic/src/sonic-sairedis/SAI/meta$ make
GNU Make 4.4.1
gcc (Debian 14.2.0-19) 14.2.0
This is perl 5, version 40, subversion 1 (v5.40.1) built for x86_64-linux-gnu-thread-multi
@(#) International Ispell Version 3.1.20 (but really Aspell 0.60.8.1)
dot - graphviz version 2.42.4 (0)
doxygen: 1.9.8
GNU nm (GNU Binutils for Debian) 2.44
doxygen Doxyfile 2>&1 | perl -npe '$e=1 if /warning/i; END{exit $e}'
touch xml
./attrversion.sh
perl -I. parse.pl
Processing capability file sample.cap
Skipping cap file sample.cap
Running Aspell
Words to check: 3445
New XML structure detected, proceeding with 2 pass processing
./saimetadatatest >/dev/null
saimetadata.c:181571 sai_serialize_health_data: :- nothing was serialized for 'sai_health_data_t', bad condition?
saimetadata.c:181571 sai_serialize_health_data: :- nothing was serialized for 'sai_health_data_t', bad condition?
./saiserializetest >/dev/null
./saisanitycheck
WARN: enum sai_port_attr_extensions_t has no values
WARN: sai_api_extensions_t: contains extensions range attributes
WARN: sai_api_t: contains extensions range attributes
WARN: sai_object_type_extensions_t: contains extensions range attributes
WARN: sai_object_type_t: contains extensions range attributes
WARN: sai_port_stat_extensions_t: contains extensions range attributes
WARN: sai_port_stat_t: contains extensions range attributes
WARN: sai_switch_attr_extensions_t: contains extensions range attributes
WARN: sai_switch_attr_t: contains extensions range attributes
WARN: condition relaxed on: SAI_TUNNEL_TERM_TABLE_ENTRY_ATTR_DST_IP
WARN: condition relaxed on: SAI_TUNNEL_TERM_TABLE_ENTRY_ATTR_SRC_IP
WARN: object SAI_OBJECT_TYPE_STP has only READ_ONLY attributes
WARN: object SAI_OBJECT_TYPE_RPF_GROUP has only READ_ONLY attributes
WARN: object SAI_OBJECT_TYPE_L2MC_GROUP has only READ_ONLY attributes
WARN: debug counter object SAI_OBJECT_TYPE_DEBUG_COUNTER is disconnected from graph
WARN: experimental object SAI_OBJECT_TYPE_FLOW_ENTRY_BULK_GET_SESSION_FILTER is disconnected from graph
WARN: experimental object SAI_OBJECT_TYPE_FLOW_ENTRY_BULK_GET_SESSION is disconnected from graph
WARN: experimental object SAI_OBJECT_TYPE_DASH_APPLIANCE is disconnected from graph
WARN: debug counter object SAI_OBJECT_TYPE_DEBUG_COUNTER not present on any object list (eg. VLAN_MEMBER is present on SAI_VLAN_ATTR_MEMBER_LIST)
INFO: SAI_OBJECT_TYPE_MAX = 115, EXTENSION_OBJECT_TYPE_COUNT = 32, CUSTOM_OBJECT_TYPE_COUNT = 0

 [ SAI_STATUS_SUCCESS ]

[vivekrnv]

@tjchadaga, @saiarcot895, @kcudnik comments for #2239 handled. Please review

[kcudnik]

you can reduce idene makint this

next if $section->{kind} ne "enum"; 

similar like in line 5342

[vivekrnv]

Handled

[kcudnik]

this change is much more clean and readable, thanks @vivekrnv

[vivekrnv]

@kcudnik Can you help signoff

[vivekrnv]

/azpw run

[tjchadaga]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[vivekrnv]

@kcudnik A gentle reminder to signoff

[vivekrnv]

Backport request to v1.17