docs: add some code comments and fix typos.

Author: yCodeTech

src/configuration.ts

@@ -749,7 +749,7 @@ export class Configuration {
 			if (langId === "blade") {
 				const bladeComments = this.setBladeComments(this.getConfigurationValue("bladeOverrideComments"), true);
 
-				// If bladeComments is has a value...
+				// If bladeComments has a value...
 				if (bladeComments) {
 					langConfig.comments.blockComment = bladeComments;
 				}

src/utils.ts

@@ -31,10 +31,12 @@ export function readJsonFile<T extends JsonValue = JsonObject>(filepath: string,
 
 	const jsonErrors: jsonc.ParseError[] = [];
 
+	// Read the contents of the JSON file.
 	const fileContent = fs
 		.readFileSync(filepath, {encoding: "utf8"})
 		.toString()
 		.replace(/^\uFEFF/, ""); // Remove BOM if present.
+
 	const jsonContents = jsonc.parse(fileContent, jsonErrors, {allowEmptyContent: true}) ?? {};
 
 	if (jsonErrors.length > 0) {