JS: Add extra SDK feature strings

applications/system/js_app/packages/fz-sdk/i2c/index.d.ts

@@ -1,3 +1,9 @@
+/**
+ * I2C bus communication
+ * @version Available with JS feature `i2c`
+ * @module
+ */
+
 /**
  * @brief Check if there is an I2C device ready on the bus
  * @param address The device address to check

applications/system/js_app/packages/fz-sdk/spi/index.d.ts

@@ -1,3 +1,9 @@
+/**
+ * SPI bus communication
+ * @version Available with JS feature `spi`
+ * @module
+ */
+
 /**
  * @brief Acquire SPI bus
  */

applications/system/js_app/packages/fz-sdk/storage/index.d.ts

@@ -298,15 +298,18 @@ export declare function isSubpathOf(parentPath: string, childPath: string): bool
  * Initialize virtual mount api with disk image at given path.
  * Errors on failure.
  * @param parentPath Path to disk image file
+ * @version Available with JS feature `storage-virtual`
  */
 export declare function virtualInit(path: string): void;
 /**
  * Mount selected disk image at /mnt path.
  * Errors on failure.
+ * @version Available with JS feature `storage-virtual`
  */
 export declare function virtualMount(): void;
 /**
  * Deinitialize virtual mount api.
  * Errors on failure.
+ * @version Available with JS feature `storage-virtual`
  */
 export declare function virtualQuit(): void;