Fix linting issues

Author: dcodeIO

std/assembly/gc.ts

@@ -1,3 +1,5 @@
 export namespace gc {
-  @builtin export declare function iterateRoots(fn: (ref: usize) => void): void;
+
+  @builtin export declare function iterateRoots(fn: (ref: usize) => void): void; // tslint:disable-line
+
 }

std/assembly/memory.ts

@@ -1,10 +1,8 @@
 export namespace memory {
 
-  @builtin
-  export declare function size(): i32;
+  @builtin export declare function size(): i32; // tslint:disable-line
 
-  @builtin
-  export declare function grow(pages: i32): i32;
+  @builtin export declare function grow(pages: i32): i32; // tslint:disable-line
 
   export function fill(dest: usize, c: u8, n: usize): void { // see: musl/src/string/memset
     if (isDefined(__memory_fill)) { __memory_fill(dest, c, n); return; } // tslint:disable-line