Updated Upstream (Bukkit/CraftBukkit) (#8604)

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:
38866413 SPIGOT-6765: Pass WorldInfo, Random and coordinates to ChunkGenerator should methods

CraftBukkit Changes:
f3dab3a48 SPIGOT-7191: TNT minecart explosions crash the server
b5aa0bed9 SPIGOT-7184: ExplosionPrimeEvent not called for ExplosiveMinecart
e7aab5493 SPIGOT-6765: Pass WorldInfo, Random and coordinates to ChunkGenerator should methods

patches/api/Allow-delegation-to-vanilla-chunk-gen.patch

@@ -85,5 +85,5 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +    // Paper end
 +
      /**
-      * Data for a Chunk.
-      */
+      * Gets if the server should generate Vanilla structures after this
+      * ChunkGenerator.

work/Bukkit

@@ -1 +1 @@
-Subproject commit 9a4de0976907a81c4089cf5e8434155e77960145
+Subproject commit 38866413a790619d8d8873de5b62f807947b81f6

work/CraftBukkit

@@ -1 +1 @@
-Subproject commit 300e7448f5f0466e23b97d69aa424629c816fc8e
+Subproject commit f3dab3a488c6ef87abe9639d537c19b7a1029019