Rewriting slider texts

[noracato]

There are a lot of PRs for slider texts hanging around. As they are all on hold, I will close them, but link them here, for future reference.

• Update slider texts buildings #4523
• Update slider texts households #4522
• Update slider texts buildings #4523
• Update slider texts transport #4524
• Update slider texts of supply of (renewable) electricity #4525
• Update slider texts of industry #4529
• Update slider texts of sectors agriculture, other and export #4530
• Update slider texts of supply of district heating and hydrogen #4531
• Update slider texts of supply of transport fuels, biomass, and fuel production #4532
• Update slider texts of flexibility #4533

[kndehaan]

From the above mentioned PRs, the ones below have to some extent been reviewed twice. We should look into these PRs to see which texts have been reviewed twice and can be merged.

• Update slider texts transport #4524
• Update slider texts of supply of (renewable) electricity #4525