remove iconv-lite module and accomplish the same failure with our own function

zefie_wtvp_minisrv/package-lock.json

@@ -13,7 +13,6 @@
         "easy-crc": "0.0.2",
         "endianness": "^8.0.2",
         "html-entities": "^2.3.2",
-        "iconv-lite": "^0.6.3",
         "mime-types": "^2.1.33",
         "proxy-agent": "^5.0.0",
         "socks-proxy-agent": "^6.1.1",
@@ -290,17 +289,6 @@
         "node": ">= 6"
       }
     },
-    "node_modules/iconv-lite": {
-      "version": "0.6.3",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
-      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
-      "dependencies": {
-        "safer-buffer": ">= 2.1.2 < 3.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
@@ -864,14 +852,6 @@
         "debug": "4"
       }
     },
-    "iconv-lite": {
-      "version": "0.6.3",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
-      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
-      "requires": {
-        "safer-buffer": ">= 2.1.2 < 3.0.0"
-      }
-    },
     "inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",