docs: update html

Author: wasabeef

README.md

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 <div align="center">
     <h1>Flutter Hooks Testing Library</h1>
     <a href="https://www.emojione.com">
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-    <img
-        height="128"
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-        alt="fishing pole"
-        src="https://raw.githubusercontent.com/wasabeef/flutter_hooks_test/main/art/fishing_pole.gif" />
+        <img
+            height="128"
+            width="128"
+            alt="fishing pole"
+            src="https://raw.githubusercontent.com/wasabeef/flutter_hooks_test/main/art/fishing_pole.gif" />
     </a>
     <br />
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     <p>Simple and complete Flutter hooks testing utilities that encourage good testing practices.</p>
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     <strong>Inspired by <a href="https://react-hooks-testing-library.com/">react-hooks-testing-library</a>.</strong>
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     <br />
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     <a href="https://pub.dartlang.org/packages/flutter_hooks_test">
       <img src="https://img.shields.io/pub/v/flutter_hooks_test.svg">
     </a>