chore(release): bump version to 1.0.3

Increase the version number in build.gradle.kts and update the dependency in README.md
to reflect the new version of the luaparser library. This change is part of the release
process to ensure consistency across project files.

Author: dingyi222666

README.md

@@ -16,7 +16,7 @@ A Lua 5.3 Lexer & Parser written in pure Kotlin.
 - Add the dependency to your gradle file
 
 ```kotlin
-implementation("io.github.dingyi222666:luaparser:1.0.2")
+implementation("io.github.dingyi222666:luaparser:1.0.3")
 ```
 
 Ok. Use it like this:

build.gradle.kts

@@ -7,7 +7,7 @@ plugins {
 }
 
 group = "io.github.dingyi222666"
-version = "1.0.2"
+version = "1.0.3"
 
 kotlin {
     jvm {
@@ -82,7 +82,7 @@ mavenPublishing {
 
     signAllPublications()
 
-    coordinates("io.github.dingyi222666", "luaparser", "1.0.2")
+    coordinates("io.github.dingyi222666", "luaparser", "1.0.3")
 
     pom {
         name.set("luaparser")