chore: bump version to 1.0.0-alpha.4

Author: coopernetes

build.gradle

@@ -66,7 +66,7 @@ ext {
 
 allprojects {
     group = 'org.finos.gitproxy'
-    version = '1.0.0-alpha.3'
+    version = '1.0.0-alpha.4'
 
     repositories {
         mavenCentral()