Fix typo

Co-authored-by: Luboš Račanský <[email protected]>

powerauth-client-model/src/main/java/com/wultra/security/powerauth/client/model/request/CommitUpgradeRequest.java

@@ -31,7 +31,7 @@
 public class CommitUpgradeRequest {
 
     @Schema(description = "Activation identifier")
-    @NotEmpty(message = "Activation ID must not be empty when commiting upgrade")
+    @NotEmpty(message = "Activation ID must not be empty when committing upgrade")
     private String activationId;
 
     @Schema(description = "Application key")