doxygen: fix doxygen tags

- Missing tags mess up doxygen TOC heirarchy

Type: docs

Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Change-Id: I012d55c0ae90aecc665b56903f4212ddc0643943

doxygen/dev_doc.md

@@ -21,3 +21,6 @@ Programming notes for developers.
 - @subpage mdata_doc
 - @subpage mempreload_doc
 - @subpage pnat_doc
+- @subpage snap_doc
+- @subpage srv6_ad_flow_plugin_doc
+- @subpage strongswan_test_doc

doxygen/user_doc.md

@@ -15,7 +15,7 @@ Several modules provide operational, dataplane-user focused documentation.
 - @subpage lb_plugin_doc
 - @subpage lldp_doc
 - @subpage map_doc
-- @subpage marvel_plugin_doc
+- @subpage marvell_plugin_doc
 - @subpage srv6_mobile_plugin
 - @subpage mtu_doc
 - @subpage nat64_doc
@@ -31,3 +31,5 @@ Several modules provide operational, dataplane-user focused documentation.
 - @subpage vmxnet3_doc
 - @subpage af_xdp_doc
 - @subpage wireguard_plugin_doc
+- @subpage vpp_top_doc
+- @subpage stats_fs_doc

extras/snap/README.md

@@ -1,3 +1,6 @@
+VPP Snap Build   {#snap_doc}
+--------------
+
 General
 -------
 

extras/strongswan/README.md

@@ -1,4 +1,4 @@
-## vpp-sswan-test
+# VPP Swanstrong Testing Recipe {#strongswan_test_doc}
 
 Simple test framework for VPP and strongSwan scenarios.
 

extras/vpp_stats_fs/README.md

@@ -1,4 +1,4 @@
-# VPP stats segment FUSE filesystem
+# VPP stats segment FUSE filesystem  {#stats_fs_doc}
 
 The statfs binary allows to create a FUSE filesystem to expose and to browse the stats segment.
 Is is leaned on the Go-FUSE library and requires Go-VPP stats bindings to work.
@@ -58,4 +58,4 @@ sudo fusermount -u /path/to/mountpoint
 To force the unmount even if the resource  is busy, add the -z option:
 ```bash
 sudo fusermount -uz /path/to/mountpoint
-```
+```

extras/vpptop/README.md

@@ -1,4 +1,4 @@
-## VPPTop installer
+# VPP Top Installation {#vpp_top_doc}
 
 [VPPTop]((https://github.com/PANTHEONtech/vpptop)) is a real-time data viewer for VPP interfaces and metrics displayed in dynamic terminal user interface, written in GO.
 
@@ -23,5 +23,3 @@ GOROOT=/root/.go/
 GOPATH=/root/go/
 
 If you have the GO already installed and have to run the installer with `sudo`, use the `-E` switch to provide those variables to the installer.
-
-