fix: broken allowLeadingZeros tests

Author: ejcheng

test/random.spec.ts

@@ -348,7 +348,7 @@ describe('random', () => {
           const actual = faker.random.numeric();
 
           expect(actual).toHaveLength(1);
-          expect(actual).toMatch(/^[1-9]$/);
+          expect(actual).toMatch(/^[0-9]$/);
         });
 
         it.each(times(100))(

test/string.spec.ts

@@ -424,7 +424,7 @@ describe('string', () => {
 
           expect(actual).toBeTypeOf('string');
           expect(actual).toHaveLength(1000);
-          expect(actual).toMatch(/^[1-9][0-9]+$/);
+          expect(actual).toMatch(/^[0-9]+$/);
         });
 
         it('should allow leading zeros via option', () => {