Log Message:
irssi: update to 1.2.3

v1.2.3 2021-04-11 The Irssi team <staff@irssi.org>
	- Fix the compilation of utf8proc (#1021)
	- Fix wrong call to free. By Zero King (#1076)
	- Fix a colour reset in true colour themes when encountering
          mIRC colours (#1059)
	- Fix memory leak on malformed CAP requests (#1120)
	- Fix an erroneous free of SASL data. Credit to Oss-Fuzz (#1128,
	  #1130)
	- Re-set the TLS flag when reconnecting (#1027, #1134)
	- Fix the scrollback getting stuck after /clear (#1115, #1136)
	- Fix the input of Ctrl+C as the first character (#1153,  #1154)
	- Fix crash on quit during unloading of modules on certain
          platforms (#1167)
	- Fix Irssi freezing input after Ctrl+Space on GLib >2.62 (#1180,
	  #1183)
	- Fix layout of IDCHANs. By Lauri Tirkkonen (#1197)
	- Fix crash when server got reconnected before it was properly
          connected (#1210, #1211)
	- Fix multiple identical active caps (#1249)
	- Minor help corrections (#1156, #1213, #1214, #1255)
	- Remove erroneous colour in the colorless theme. Reported and
          fixed by Nutchanon Wetchasit (#1220, #1221)
	- Fix invalid bounds calculation when editing the text
          entry. Found and fixed by Sergey Valentey (#1269)
	- Fix passing of negative size in buffer writes. Found and
          fixed by Sergey Valentey (#1270)
	- Fix Irssi freezing on slow hardware and fast DCC transfers (#159,
	  #1271)
	- Fix compilation on Solaris (#1291)
	- Fix null pointer dereference when receiving broken JOIN
          record. Credit to Oss-Fuzz (#1292)
	- Fix crash on /connect to some sockets (#1239, #1298)
	- Fix Irssi rendering on Apple ARM. By Misty De Méo (#1267,
	  #1268, #1290)
	- Fix crash on /lastlog with broken lines (#1281, #1299)
	- Fix memory leak when receiving bogus SASL authentication
          data. Found and fixed by Sergey Valentey (#1293)