gnucash-docs maint: Drop redundant attribute format="PNG"

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/a2e28367 (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/fbe2abe3 (commit)



commit a2e28367add16437ca375cb760c0ff1e3634f420
Author: Frank H. Ellenberger <frank.h.ellenberger at gmail.com>
Date:   Sat Jun 25 10:10:42 2022 +0200

    Drop redundant attribute format="PNG"



Summary of changes:
 guide/C/ch_accts.xml                  |  12 +-
 guide/C/ch_basics.xml                 |  46 ++--
 guide/C/ch_bus_features.xml           |  62 ++---
 guide/C/ch_capgain.xml                |   6 +-
 guide/C/ch_cbook.xml                  |  24 +-
 guide/C/ch_cc.xml                     |  26 +-
 guide/C/ch_dep.xml                    |   6 +-
 guide/C/ch_invest.xml                 | 164 ++++++------
 guide/C/ch_loans.xml                  |  18 +-
 guide/C/ch_oview.xml                  |   4 +-
 guide/C/ch_txns.xml                   |  70 +++---
 guide/de/ch_accts.xml                 |  12 +-
 guide/de/ch_basics.xml                |  48 ++--
 guide/de/ch_bus_ap.xml                |  14 +-
 guide/de/ch_bus_ar.xml                |  24 +-
 guide/de/ch_bus_pay.xml               |   8 +-
 guide/de/ch_bus_setup.xml             |  20 +-
 guide/de/ch_capgain.xml               |   6 +-
 guide/de/ch_cbook.xml                 |  24 +-
 guide/de/ch_cc.xml                    |  26 +-
 guide/de/ch_currency.xml              |  40 +--
 guide/de/ch_dep.xml                   |   6 +-
 guide/de/ch_invest.xml                | 152 ++++++------
 guide/de/ch_loans.xml                 |  18 +-
 guide/de/ch_oview.xml                 |   2 +-
 guide/de/ch_txns.xml                  |  70 +++---
 guide/it/gnucash-guide.xml            | 456 +++++++++++++++++-----------------
 guide/ja/ch_accts.xml                 |  12 +-
 guide/ja/ch_basics.xml                |  42 ++--
 guide/ja/ch_bus_ap.xml                |  14 +-
 guide/ja/ch_bus_ar.xml                |  24 +-
 guide/ja/ch_bus_pay.xml               |   8 +-
 guide/ja/ch_capgain.xml               |   6 +-
 guide/ja/ch_cbook.xml                 |  24 +-
 guide/ja/ch_cc.xml                    |  26 +-
 guide/ja/ch_currency.xml              |  40 +--
 guide/ja/ch_dep.xml                   |   6 +-
 guide/ja/ch_invest.xml                |  60 ++---
 guide/ja/ch_loans.xml                 |  18 +-
 guide/ja/ch_oview.xml                 |   4 +-
 guide/ja/ch_txns.xml                  |  70 +++---
 guide/ru/ch_accts.xml                 |  12 +-
 guide/ru/ch_basics.xml                |  46 ++--
 guide/ru/ch_bus_features.xml          |  62 ++---
 guide/ru/ch_capgain.xml               |   6 +-
 guide/ru/ch_cbook.xml                 |  24 +-
 guide/ru/ch_cc.xml                    |  26 +-
 guide/ru/ch_currency.xml              |  78 +++---
 guide/ru/ch_dep.xml                   |   6 +-
 guide/ru/ch_invest.xml                | 164 ++++++------
 guide/ru/ch_loans.xml                 |  18 +-
 guide/ru/ch_oview.xml                 |   4 +-
 guide/ru/ch_txns.xml                  |  70 +++---
 manual/C/Help_ch_Customize.xml        |  64 ++---
 manual/C/Help_ch_GUIMenus.xml         |  16 +-
 manual/C/Help_ch_GettingStarted.xml   |   8 +-
 manual/C/Help_ch_Reports.xml          |   4 +-
 manual/C/Help_ch_Tools_Assistants.xml |  12 +-
 manual/C/Help_ch_Transactions.xml     |  32 +--
 manual/de/Help_ch_Reports.xml         |   4 +-
 manual/it/gnucash-help.xml            |  80 +++---
 manual/pt/Help_ch_Customize.xml       |  48 ++--
 manual/pt/Help_ch_GUIMenus.xml        |  16 +-
 manual/pt/Help_ch_Reports.xml         |   4 +-
 manual/pt/Help_ch_Transactions.xml    |   4 +-
 65 files changed, 1263 insertions(+), 1263 deletions(-)