Improve packaging of published jars

- Publish javadoc again: for now this is just the common-api

 - Remove all dependencies from the published Forge jar. This is
   technically not needed (fg.deobf does this anyway), but seems
   sensible.

projects/core-api/build.gradle.kts

@@ -20,7 +20,7 @@ dependencies {
     compileOnlyApi(libs.checkerFramework)
     compileOnlyApi(libs.jetbrainsAnnotations)
 
-    "docApi"(project(":"))
+    "docApi"(project(":common-api"))
 }
 
 tasks.javadoc {

projects/core-api/src/main/java/dan200/computercraft/api/lua/GenericSource.java

@@ -34,11 +34,11 @@ import net.minecraft.resources.ResourceLocation;
  *     // ...
  * }
  * }</pre>
+ * <p>
+ * New capabilities or block lookups (those not built into Forge/Fabric) must be explicitly registered using the
+ * loader-specific API.
  *
  * @see dan200.computercraft.api.ComputerCraftAPI#registerGenericSource(GenericSource)
- * @see dan200.computercraft.api.ForgeComputerCraftAPI#registerGenericCapability New capabilities (those not
- * built into Forge) must be explicitly given to the generic peripheral system, as there is no way to enumerate all
- * capabilities.
  */
 public interface GenericSource {
     /**