Fix index of visibility (#150)

.github/pull_request_template.md

@@ -4,6 +4,7 @@
 
 ### Checklist
 <!-- remove non-applicable items -->
+  - [ ] Remember to put the new functions in the relevant `init.lua` files
   - [ ] Tests are implemented and documents the behavior of the code
   - [ ] The polyfill translates behavior from JavaScript to Lua (as described [MDN](https://developer.mozilla.org/))
   - [ ] Update changelog <!-- describe what's added or fixed in the `unreleased` section -->

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unreleased
 
+* Fix `indexOf` to be accessible from `String`
 * Refactor structure to a rotriever workspace
 
 ## 1.0.0

modules/string/src/init.lua

@@ -12,12 +12,12 @@
 	* See the License for the specific language governing permissions and
 	* limitations under the License.
 ]]
---!strict
 return {
 	charCodeAt = require(script.charCodeAt),
 	endsWith = require(script.endsWith),
 	findOr = require(script.findOr),
 	includes = require(script.includes),
+	indexOf = require(script.indexOf),
 	lastIndexOf = require(script.lastIndexOf),
 	slice = require(script.slice),
 	split = require(script.split),