Backport 13.4.2 and 13.4.3 changelogs for Jetpack (#37422)

* Update changelog & bump version to 13.4.2

* Update changelog and readme for Jetpack 13.4.3

* Update stable version to 13.4.3 to match the WP.org directory

* Fix formatting for 13.4.3 changelog

projects/plugins/jetpack/CHANGELOG.md

@@ -39,6 +39,14 @@
 - Update sizes and spacings on Title Optimization. [#37333]
 - WordPress.com Toolbar: Remove "My Sites" text and only display icon. [#37314]
 
+## 13.4.3 - 2024-05-16
+### Bug fixes
+- Social: Prevent multiple uncached requests for images during frontend requests. [#37368] [#37411]
+
+## 13.4.2 - 2024-05-13
+### Bug fixes
+- Tiled Gallery: Fix view rendering issues. [#37213]
+
 ## 13.4.1 - 2024-05-10
 ### Bug fixes
 - Contact Form: Unhook the jetpack_form_register_pattern function to prevent unwanted deprecation notices. [#37278]

projects/plugins/jetpack/readme.txt

@@ -1,7 +1,7 @@
 === Jetpack - WP Security, Backup, Speed, & Growth ===
 Contributors: automattic, adamkheckler, adrianmoldovanwp, aduth, akirk, allendav, alternatekev, andy, annamcphee, annezazu, apeatling, arcangelini, azaozz, barry, batmoo, beaulebens, bindlegirl, biskobe, bjorsch, blobaugh, brbrr, cainm, cena, cfinke, cgastrell, chaselivingston, chellycat, clickysteve, csonnek, danielbachhuber, daniloercoli, davoraltman, delawski, designsimply, dllh, drawmyface, dsmart, dzver, ebinnion, egregor, eliorivero, enej, eoigal, erania-pinnera, ethitter, fgiannar, gcorne, georgestephanis, gibrown, goldsounds, hew, hugobaeta, hypertextranch, iammattthomas, iandunn, joen, jblz, jeffgolenski, jeherve, jenhooks, jenia, jessefriedman, jgs, jkudish, jmdodd, joanrho, johnjamesjacoby, jshreve, kbrownkd, keoshi, koke, kraftbj, lancewillett, leogermani, lhkowalski, lschuyler, macmanx, martinremy, matt, mattwiebe, matveb, maverick3x6, mcsf, mdawaffe, mdbitz, MichaelArestad, migueluy, mikeyarce, mkaz, nancythanki, nickmomrik, nunyvega, obenland, oskosk, pento, professor44, rachelsquirrel, rdcoll, renatoagds, retrofox, richardmtl, richardmuscat, robertbpugh, roccotripaldi, ryancowles, samhotchkiss, samiff, scarstocea, scottsweb, sdixon194, sdquirk, sermitr, simison, stephdau, thehenridev, tmoorewp, tyxla, Viper007Bond, westi, williamvianas, wpkaren, yoavf, zinigor
 Tags: Security, backup, malware, scan, performance
-Stable tag: 13.4.1
+Stable tag: 13.4.3
 Requires at least: 6.4
 Requires PHP: 7.0
 Tested up to: 6.5