Update version number in examples

Author: mrjameshamilton

README.md

@@ -109,7 +109,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.guardsquare:proguard-gradle:7.4.1'
+        classpath 'com.guardsquare:proguard-gradle:7.4.2'
     }
 }
 ```

examples/application-kotlin/build.gradle

@@ -7,7 +7,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.guardsquare:proguard-gradle:7.4.1'
+        classpath 'com.guardsquare:proguard-gradle:7.4.2'
     }
 }
 

examples/application/build.gradle

@@ -7,7 +7,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.guardsquare:proguard-gradle:7.4.1'
+        classpath 'com.guardsquare:proguard-gradle:7.4.2'
     }
 }
 

examples/spring-boot/build.gradle

@@ -7,7 +7,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.guardsquare:proguard-gradle:7.4.1'
+        classpath 'com.guardsquare:proguard-gradle:7.4.2'
     }
 }