build(deps): Bump System.Memory from 4.5.5 to 4.6.3 (#118)

---
updated-dependencies:
- dependency-name: System.Memory
  dependency-version: 4.6.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

pseudocodeIde/pseudocodeIde.csproj

@@ -53,7 +53,7 @@
     <PackageReference Include="ScintillaNET_FindReplaceDialog" Version="1.5.5" />
     <PackageReference Include="System.Buffers" Version="4.6.1" />
     <PackageReference Include="System.Collections.Immutable" Version="9.0.10" />
-    <PackageReference Include="System.Memory" Version="4.5.5" />
+    <PackageReference Include="System.Memory" Version="4.6.3" />
     <PackageReference Include="System.Numerics.Vectors" Version="4.6.1" />
     <PackageReference Include="System.Reflection.Metadata" Version="9.0.10" />
     <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.1.2" />