sv-SE: Add new STR_

[Jaxc]

Applying for issue(s):

• String 1464-1467, 1679-1682, 7028-7029 #3441
• Strings 7023-7026 #3445
• String 7030 #3461
• Strings 7031–7032 #3471
• Strings 7033–7036 #3485
• Strings 7037–7038 #3486

[Gymnasiast]

Please write your commit message and PR title as sv-SE: Apply #3441, #3445, #3461, #3471, #3485, #3486 for any subsequent PRs. (I’ll fix it for this one.)