fix: remove redundant then blocks

Author: devvaannsh

src/extensionsIntegrated/CustomSnippets/driver.js

@@ -48,9 +48,6 @@ define(function (require, exports, module) {
 
             // save to file storage
             SnippetsState.saveSnippetsToState()
-                .then(function () {
-                    //
-                })
                 .catch(function (error) {
                     console.error("failed to save custom snippet correctly:", error);
                 });
@@ -98,9 +95,6 @@ define(function (require, exports, module) {
 
             // save to file storage
             SnippetsState.saveSnippetsToState()
-                .then(function () {
-                    //
-                })
                 .catch(function (error) {
                     console.error("failed to save custom snippet correctly:", error);
                 });

src/extensionsIntegrated/CustomSnippets/main.js

@@ -261,9 +261,6 @@ define(function (require, exports, module) {
 
         // load snippets from file storage
         SnippetsState.loadSnippetsFromState()
-            .then(function () {
-                //
-            })
             .catch(function (error) {
                 console.error("failed to load custom snippets:", error);
             });

src/extensionsIntegrated/CustomSnippets/snippetsList.js

@@ -172,9 +172,6 @@ ${snippetItem.templateText}`
 
             // save to file storage
             SnippetsState.saveSnippetsToState()
-                .then(function () {
-                    //
-                })
                 .catch(function (error) {
                     console.error("failed to delete custom snippet correctly:", error);
                 });