bitbake: bitbake: remove True option to getVar calls

getVar() now defaults to expanding by default, thus remove the True
option from getVar() calls with a regex search and replace.

Search made with the following regex: getVar ?\(( ?[^,()]*), True\)

(Bitbake rev: 3b45c479de8640f92dd1d9f147b02e1eecfaadc8)

Signed-off-by: Joshua Lock <joshua.g.lock@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/doc/bitbake-user-manual/bitbake-user-manual-fetching.xml

@@ -38,7 +38,7 @@
             The code to execute the first part of this process, a fetch,
             looks something like the following:
             <literallayout class='monospaced'>
-     src_uri = (d.getVar('SRC_URI', True) or "").split()
+     src_uri = (d.getVar('SRC_URI') or "").split()
      fetcher = bb.fetch2.Fetch(src_uri, d)
      fetcher.download()
             </literallayout>
@@ -52,7 +52,7 @@
         <para>
             The instantiation of the fetch class is usually followed by:
             <literallayout class='monospaced'>
-     rootdir = l.getVar('WORKDIR', True)
+     rootdir = l.getVar('WORKDIR')
      fetcher.unpack(rootdir)
             </literallayout>
             This code unpacks the downloaded files to the