Update tracing-wasm requirement from 0.1 to 0.2 (bevyengine#1539)

Updates the requirements on [tracing-wasm](https://github.com/storyscript/tracing-wasm) to permit the latest version.
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<summary>Commits</summary>
<ul>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/09a0d75c452ec6f6867f6d39a4b47b5794f58e5e"><code>09a0d75</code></a> Disable default features for dependencies and release 0.2.0</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/bbeca396eddbb3afd3e8d8ca80a7eeff6eeed75b"><code>bbeca39</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/storyscript/tracing-wasm/issues/12">#12</a> from storyscript/readme-clarification</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/e35b182232de7de422afc0b4019380ff89b46f61"><code>e35b182</code></a> add clarifying note to README.</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/259e118e7fcefcee1667ab369004e5e401b89766"><code>259e118</code></a> rustfmt</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/f2099cfe5ee866fb03eb5a53b05f71a06101babc"><code>f2099cf</code></a> Apply clippy suggestions</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/fde480fa117b8661d1675447f5c8411fcf7ed56c"><code>fde480f</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/storyscript/tracing-wasm/issues/6">#6</a> from storyscript/config-builder</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/ad9d4b1903a20736eef8c5e0fbb8fa078a4fc05a"><code>ad9d4b1</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/storyscript/tracing-wasm/issues/7">#7</a> from storyscript/feat/default-level</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/64fedbd2670ec829f551f5fbb52e1551e7acfe3d"><code>64fedbd</code></a> chore(config): change level to max_level</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/7cb160a7a91e1f50f0d88da3a061e96a45c2e8b6"><code>7cb160a</code></a> feat(level): add default level in config from the builder</li>
<li><a href="https://github.com/storyscript/tracing-wasm/commit/a9e7f2a4b87dd0c31d1b5b360ab708316d593346"><code>a9e7f2a</code></a> WIP: Builder pattern for WASMLayerConfig</li>
<li>Additional commits viewable in <a href="https://github.com/storyscript/tracing-wasm/compare/0.1.0...v0.2.0">compare view</a></li>
</ul>
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</details>

crates/bevy_log/Cargo.toml

@@ -25,4 +25,4 @@ android_log-sys = "0.2.0"
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 console_error_panic_hook = "0.1.6"
-tracing-wasm = "0.1"
+tracing-wasm = "0.2"