gnucash maint: Remove dead code and unused strings

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/d1e6163c (commit)
	from  https://github.com/Gnucash/gnucash/commit/3fe7be19 (commit)



commit d1e6163cd9bfc6a6683ea32d227b7302a639d36b
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Mon Apr 5 21:19:17 2021 +0800

    Remove dead code and unused strings



Summary of changes:
 gnucash/report/reports/standard/balsheet-eg.scm             | 10 ----------
 gnucash/report/reports/standard/budget-income-statement.scm |  5 -----
 gnucash/report/reports/standard/customer-summary.scm        |  8 --------
 gnucash/report/reports/standard/price-scatter.scm           | 10 ----------
 gnucash/report/reports/support/balsheet-eg.eguile.scm       |  8 --------
 5 files changed, 41 deletions(-)