Exclude curly bracket from trigger chars (#1513)

Signed-off-by: aboyko <[email protected]>

Author: BoykoAlex

headless-services/spring-boot-language-server/src/main/resources/application.properties

@@ -1,7 +1,7 @@
 languageserver.extension-id: vscode-spring-boot
 languageserver.reconcile-delay=500
 languageserver.reconcile-strategy=debounce
-languageserver.completion-trigger-characters.java: @abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.({
+languageserver.completion-trigger-characters.java: @abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.(
 languageserver.completion-trigger-characters.xml: 
 languageserver.completion-trigger-characters.spring-boot-properties-yaml: abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.{
 languageserver.completion-trigger-characters.spring-boot-properties: abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.{