[FS#1366] dnsmasq documentation consolidation

[LEDE Bugs]

The following task has a new comment added:

FS#1366 - dnsmasq documentation consolidation
User who did this - skimj (skimj)

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The formatting of the links above wasn't clear. There should be 4 links:
[[https://openwrt.org/doc/uci/dhcp|DNS and DHCP configuration]]

[[https://openwrt.org/docs/user-guide/dns_configuration|DNS configuration]]

[[https://openwrt.org/docs/user-guide/dhcp_configuration|DHCP configuration]]

[[https://git.openwrt.org/?p=web.git;a=blob_plain;f=docs/uci_dnsmasq.txt;hb=HEAD|web.git/docs/uci_dnsmasq.txt]]
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1366#comment4328