fix some typos (#14017)

Co-authored-by: William Bouchard <46496014+willbouch@users.noreply.github.com>

www/apps/resources/generated/generated-troubleshooting-sidebar.mjs

@@ -145,7 +145,7 @@ const generatedgeneratedTroubleshootingSidebarSidebar = {
               "isPathHref": true,
               "type": "link",
               "path": "/troubleshooting/query/filter-linked",
-              "title": "Not Exising Property",
+              "title": "Not Existing Property",
               "children": []
             },
             {

www/apps/resources/sidebars/troubleshooting.mjs

@@ -95,7 +95,7 @@ export const troubleshootingSidebar = [
           {
             type: "link",
             path: "/troubleshooting/query/filter-linked",
-            title: "Not Exising Property",
+            title: "Not Existing Property",
           },
           {
             type: "link",

www/utils/packages/docs-generator/src/classes/kinds/oas.ts

@@ -2478,7 +2478,7 @@ class OasKindGenerator extends FunctionKindGenerator {
     }
 
     if (oldSchemaObj?.deprecated !== newSchemaObj?.deprecated) {
-      // avoid many changes to exising OAS
+      // avoid many changes to existing OAS
       if (!newSchemaObj?.deprecated) {
         if (oldSchemaObj!.deprecated) {
           wasUpdated = true
@@ -2491,7 +2491,7 @@ class OasKindGenerator extends FunctionKindGenerator {
     }
 
     if (oldSchemaObj?.["x-featureFlag"] !== newSchemaObj?.["x-featureFlag"]) {
-      // avoid many changes to exising OAS
+      // avoid many changes to existing OAS
       if (!newSchemaObj?.["x-featureFlag"]) {
         if (oldSchemaObj!["x-featureFlag"]) {
           wasUpdated = true