docs: update version to 1.0.8 in README

Author: github-actions[bot]

README.md

@@ -23,15 +23,15 @@ JToon is available on Maven Central. Add it to your project using your preferred
 
 ```gradle
 dependencies {
-    implementation 'dev.toonformat:jtoon:1.0.7'
+    implementation 'dev.toonformat:jtoon:1.0.8'
 }
 ```
 
 **Gradle (Kotlin DSL):**
 
 ```kotlin
 dependencies {
-    implementation("dev.toonformat:jtoon:1.0.7")
+    implementation("dev.toonformat:jtoon:1.0.8")
 }
 ```
 
@@ -41,7 +41,7 @@ dependencies {
 <dependency>
     <groupId>dev.toonformat</groupId>
     <artifactId>jtoon</artifactId>
-    <version>1.0.7</version>
+    <version>1.0.8</version>
 </dependency>
 ```