docs/qa-guide.adoc, docs/nut.dict: refer to docinfo-since-v2.8.3.xml which we want to use [networkupstools#2832]

And fix some spellings and/or dictionary

Signed-off-by: Jim Klimov <[email protected]>

Author: jimklimov

docs/nut.dict

@@ -1,4 +1,4 @@
-personal_ws-1.1 en 3435 utf-8
+personal_ws-1.1 en 3437 utf-8
 AAC
 AAS
 ABI
@@ -1899,6 +1899,7 @@ dnl
 dnsmasq
 docbook
 docdir
+docinfo
 docs
 dod
 domxml
@@ -3009,6 +3010,7 @@ sparc
 sparcv
 spectype
 spellcheck
+spellchecked
 splitaddr
 splitname
 squasher

docs/qa-guide.adoc

@@ -3,6 +3,7 @@ NUT Quality Assurance and Build Automation Guide
 :Author: Jim_Klimov
 :Author Initials: JK
 :top_srcdir: ..
+:docinfo: docinfo-since-v2.8.3.xml
 
 WARNING: This is a Work In Progress document.
 
@@ -123,7 +124,7 @@ cppcheck
 
 The root `Makefile.am` includes a recipe to run a special build of NUT
 analyzed by the `cppcheck` tool (if detected by `configure` script) and
-produce a `cppcheck.xml` report for further tools to use, e.g. visualise
+produce a `cppcheck.xml` report for further tools to use, e.g. visualize
 it by the Jenkins Warnings plugin.
 
 Static analysis by compilers