Fix lint warnings

Author: tolauwae

src/manage/Uploader.ts

@@ -50,7 +50,7 @@ export class UploaderFactory {
 
 
 export abstract class Uploader extends EventEmitter {
-    abstract upload(compiled: CompileOutput, listener?: (chunk: any) => void): Promise<Connection>;
+    abstract upload(compiled: CompileOutput, listener?: (chunk: Buffer) => void): Promise<Connection>;
 
     protected removeTmpDir(tmpdir: string): Promise<void> {
         return new Promise((resolve, reject) => {

src/testbeds/Platform.ts

@@ -85,8 +85,8 @@ export abstract class Platform extends EventEmitter implements Testbed {
         this.emit(TestbedEvents.Send, message);
         return new Promise((resolve, reject) => {
             this.requests.push([request, resolve]);
-            this.connection.channel.write(message, (err: any) => {
-                if (err !== null) {
+            this.connection.channel.write(message, (err: Error | null | undefined) => {
+                if (err !== null && err !== undefined) {
                     reject(err);
                 }
             });