chore: Upgrade to 1.20.1

Manually edited all mentions of "1.20" to "1.20.1" and upgraded
dependencies as necessary.

It'd probably be a good idea to get some global variables going for the
game, Forge, and Fabric version(s) - just in case it becomes more
necessary. :)

gradle.properties

@@ -5,17 +5,17 @@ version_patch=0
 group=me.hypherionmc.craterlib
 
 # Common
-minecraft_version=1.20
+minecraft_version=1.20.1
 common_runs_enabled=false
 common_client_run_name=Common Client
 common_server_run_name=Common Server
 
 # Forge
-forge_version=46.0.1
+forge_version=47.0.3
 forge_ats_enabled=true
 
 # Fabric
-fabric_version=0.83.0+1.20
+fabric_version=0.83.1+1.20.1
 fabric_loader_version=0.14.21
 
 # Mod options
@@ -28,7 +28,7 @@ org.gradle.jvmargs=-Xmx3G
 org.gradle.daemon=false
 
 # Dependencies
-mod_menu_version=7.0.0-beta.2
+mod_menu_version=7.1.0
 moon_config=1.0.9
 
 # Publishing