clang-tidy: disable some warnings
clang-tidy: disable some warnings

This patchset disables 'cppcoreguidelines-c-copy-assignment-signature',
'cppcoreguidelines-pro-bounds-constant-array-index',
'google-readability-function-size' and
'readability-function-size' warnings.

Change-Id: I0c0df917d897433a1511a66c57dedf10710568fc
Reviewed-by: Christian Kandeler <3aa99dcdd3f0cac61fb81c2a11771c0cc2497607@qt.io>

qtproject/qt-labs-qbs,qt-labs/qbs,qt-labs/qbs,qt-labs/qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qtproject/qt-labs-qbs,qtproject/qt-labs-qbs,qtproject/qt-labs-qbs,qt-labs/qbs,qt-labs/qbs,qtproject/qt-labs-qbs