Bump version

Signed-off-by: shedaniel <daniel@shedaniel.me>

gradle.properties

@@ -1,5 +1,5 @@
 org.gradle.jvmargs=-Xmx3G
-mod_version=4.5.0
+mod_version=4.5.1
 supported_version=1.16-pre3
 minecraft_version=1.16-pre3
 yarn_version=1.16-pre3+build.1+legacy.20w09a+build.8