Migrate to native lsp config and other misc stuff

lua/lsp_extend/yamlls.lua

@@ -0,0 +1,19 @@
+return {
+    settings = {
+        yaml = {
+            schemaStore = {
+                -- You must disable built-in schemaStore support if you want to use
+                -- this plugin and its advanced options like `ignore`.
+                enable = false,
+                -- Avoid TypeError: Cannot read properties of undefined (reading 'length')
+                url = "",
+            },
+            schemas = require('schemastore').yaml.schemas(),
+        },
+        redhat = {
+            telemetry = {
+                enabled = false
+            }
+        }
+    },
+}