feat: update solutions to lc problems: No.1017

Author: thinkasany

solution/1000-1099/1017.Convert to Base -2/README.md

@@ -170,7 +170,7 @@ function baseNeg2(n: number): string {
         return '0';
     }
     let k = 1;
-    let ans: string[] = [];
+    const ans: string[] = [];
     while (n) {
         if (n % 2) {
             ans.push('1');

solution/1000-1099/1017.Convert to Base -2/README_EN.md

@@ -148,7 +148,7 @@ function baseNeg2(n: number): string {
         return '0';
     }
     let k = 1;
-    let ans: string[] = [];
+    const ans: string[] = [];
     while (n) {
         if (n % 2) {
             ans.push('1');

solution/1000-1099/1017.Convert to Base -2/Solution.ts

@@ -3,7 +3,7 @@ function baseNeg2(n: number): string {
         return '0';
     }
     let k = 1;
-    let ans: string[] = [];
+    const ans: string[] = [];
     while (n) {
         if (n % 2) {
             ans.push('1');