Updated Upstream (Bukkit/CraftBukkit/Spigot) (#8874)

Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
6b3c598b PR-814: Add a method to send multiple equipment changes
181a984b Update Maven shade version to align with CraftBukkit
a5a36e32 Revert "Update Maven shade version to align with CraftBukkit"
7a8f4a42 Update Maven shade version to align with CraftBukkit
58327201 Add support for Java 20

CraftBukkit Changes:
b56426c7a PR-1142: Calculate explosion damage separately for each affected EntityComplexPart
fbe3410af PR-1140: Add a method to send multiple equipment changes
8434e3633 Add support for Java 20
c998a1d23 Increase outdated build delay
4a929b5d6 SPIGOT-7267: Fix EntityType#getTranslationKey() and add unit test
086d8dc8a SPIGOT-7268: CraftMetaPotion reads ShowParticles and ShowIcon properties incorrectly
8ba5e399e SPIGOT-7262: Improve visibility API

Spigot Changes:
a2190e30 Rebuild patches

3 files changed, 0 insertions, 0 deletions

diff --git a/work/Bukkit b/work/Bukkit
-Subproject 37262de84b9613e61809f31691e6f9db48dce0a
+Subproject 6b3c598b975cca10e0027f624dc5115e0f32a0b
diff --git a/work/CraftBukkit b/work/CraftBukkit
-Subproject a50301aa51aab7aa25869d921fa0c6a65eeda54
+Subproject b56426c7aeb086a363d7a8ee7f228b31249c7fb
diff --git a/work/Spigot b/work/Spigot
-Subproject 19641c7577eefd3f47df12167c5e01f449bce47
+Subproject a2190e302dde05a08e245990d97fb0918481558