fix: move the any to the Plugin type

packages/opentelemetry-node-tracer/src/instrumentation/PluginLoader.ts

@@ -34,17 +34,13 @@ interface PluginConfig {
   [pluginName: string]: boolean;
 }
 
-// tslint:disable-next-line:no-any
-export type PluginType = Array<Plugin<any>>;
-
 /**
- * The PluginLoader class can load instrumentation plugins that
- * use a patch mechanism to enable automatic tracing for
- * specific target modules.
+ * The PluginLoader class can load instrumentation plugins that use a patch
+ * mechanism to enable automatic tracing for specific target modules.
  */
 export class PluginLoader {
   /** A list of loaded plugins. */
-  private _plugins: PluginType = [];
+  private _plugins: Plugin[] = [];
   /**
    * A field that tracks whether the require-in-the-middle hook has been loaded
    * for the first time, as well as whether the hook body is activated or not.
@@ -104,8 +100,7 @@ export class PluginLoader {
 
         // Expecting a plugin from module;
         try {
-          // tslint:disable-next-line:no-any
-          const plugin: Plugin<any> = require(moduleName).plugin;
+          const plugin: Plugin = require(moduleName).plugin;
           this._plugins.push(plugin);
           // Enable each supported plugin.
           return plugin.enable(exports, this.tracer);

packages/opentelemetry-types/src/trace/instrumentation/Plugin.ts

@@ -17,7 +17,8 @@
 import { Tracer } from '../tracer';
 
 /** Interface Plugin to apply patch. */
-export interface Plugin<T> {
+// tslint:disable-next-line:no-any
+export interface Plugin<T = any> {
   /**
    * Method that enables the instrumentation patch.
    * @param moduleExports The value of the `module.exports` property that would