fix some export bugs

[mariusheine]

Fixed:

• merging of cells in excel export
• fonts in some excel exports
• last column in pdf if not a remark column
• unsorted and duplicate footnote shorthands in excel export
• printing area in sxxx template

[github-actions]

Test Results

136 tests  ±0   136 ✅ ±0   8m 29s ⏱️ -3s
 34 suites ±0     0 💤 ±0 
 34 files   ±0     0 ❌ ±0 

Results for commit c2c2784. ± Comparison against base commit 9b7e5d8.

This pull request removes 4 and adds 4 tests. Note that renamed tests count towards both.

org.eclipse.set.feature.plazmodel.test.CalculateTopologicalCoordinateTest ‑ testTopologischeCoordinateCalculate(Pair)[1] Pair [first=pphn, second=/tmp/set-test6085206640323952394PPHN_1.10.0.3_01-02_Ibn-Z._-_2._AeM_2022-05-17_13-44_tg3.planpro]
org.eclipse.set.feature.siteplan.transform.SiteplanTransformatorTest ‑ testSiteplanTransformSuccessful(String)[1] /tmp/set-test11328744828764996661PPHN_1.10.0.3_01-02_Ibn-Z._-_2._AeM_2022-05-17_13-44_tg3.planpro
org.eclipse.set.feature.table.pt1.test.Pt1TableTransformationTest ‑ testTransformator(String)[1] /tmp/set-test6741676693205624392PPHN_1.10.0.3_01-02_Ibn-Z._-_2._AeM_2022-05-17_13-44_tg3.planpro
org.eclipse.set.feature.table.pt1.test.Pt1TableTransformationTest ‑ testTransformator(String)[2] /tmp/set-test5654322046691794509Info__2026-04-21_10-40.planpro

org.eclipse.set.feature.plazmodel.test.CalculateTopologicalCoordinateTest ‑ testTopologischeCoordinateCalculate(Pair)[1] Pair [first=pphn, second=/tmp/set-test12010410267907523661PPHN_1.10.0.3_01-02_Ibn-Z._-_2._AeM_2022-05-17_13-44_tg3.planpro]
org.eclipse.set.feature.siteplan.transform.SiteplanTransformatorTest ‑ testSiteplanTransformSuccessful(String)[1] /tmp/set-test8748159755842996022PPHN_1.10.0.3_01-02_Ibn-Z._-_2._AeM_2022-05-17_13-44_tg3.planpro
org.eclipse.set.feature.table.pt1.test.Pt1TableTransformationTest ‑ testTransformator(String)[1] /tmp/set-test4258971839725997325PPHN_1.10.0.3_01-02_Ibn-Z._-_2._AeM_2022-05-17_13-44_tg3.planpro
org.eclipse.set.feature.table.pt1.test.Pt1TableTransformationTest ‑ testTransformator(String)[2] /tmp/set-test15740692582118656496Info__2026-04-21_10-40.planpro

♻️ This comment has been updated with latest results.