Release 18 new icons and 11 updated icons (v13.21.0)

18 new icons

• CaixaBank (#12276) (@8bearings)
• Collabora Online (#11812) (@DerBraky)
• Cryptomator (#11031) (@CodeShakingSheep)
• European Union (#11098) (@uncenter)
• Express.com (#11259) (@anhthang)
• Jio (#11450) (@vanshaj-sharma)
• Nextflow (#12349) (@adamrusted)
• Nintendo DS (#12348) (@adamrusted)
• OCLC (#12279) (@timmy471)
• Omada Cloud (#11074) (@anhthang)
• Paradox Interactive (#11895) (@plvzfq-rit)
• phpBB (#11163) (@CodeShakingSheep)
• Replicate (#11431) (@sebastien46)
• Scalar (#12333) (@antlio)
• Softcatalà (#12145) (@joapuiib)
• Surfshark (#12232) (@mondeja)
• Telefónica (#11468) (@vanshaj-sharma)
• TomTom (#12242) (@mondeja)

11 updated icons

• glTF (#12325) (@adamrusted)
• iTerm2 (#12324) (@adamrusted)
• Khronos Group (#12325) (@adamrusted)
• Ko-fi (#11972) (@ameknite)
• OpenGL (#12325) (@adamrusted)
• Spotify (#12352) (@chrisbegnaud)
• Stripe (#11967) (@koehlertimo)
• TeamViewer (#12327) (@DerBraky)
• Vulkan (#12325) (@adamrusted)
• WebGL (#12325) (@adamrusted)
• Wii U (#12326) (@jonathansanjay)