Update CHANGES for 11.1.0
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All notable changes to this project will be documented in this file.
This project adheres to [Semantic Versioning](https://semver.org/).
+## 11.1.0 2021-02-18
+
+### Other changes
+* Removed Python requirement when not building with spirv-tools
+* Add support for GL_EXT_shared_memory_block
+* Implement GL_EXT_null_initializer
+* Add CMake support for Fuschia
+
## 11.0.0 2020-07-20
### Breaking changes
