Forgot to update ChangeLog, again

ChangeLog.txt

@@ -8,6 +8,47 @@ public pull requests that have been accepted.
 
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+Change log for January 05, 2019 Vulkan 1.1.97 spec update:
+
+  * Update release number to 97.
+
+Public Issues:
+
+  * Add a special case to the <<renderpass-compatibility, Render Pass
+    Compatibility>> rules allowing single-subpass renderpasses to be
+    compatible even if they have different resolve attachment references
+    (public issue 835).
+  * Fix the miss shader binding table record address rule in the
+    <<shader-binding-table-indexing-rules, Miss Shaders>> section to index
+    by code:missIndex, not code:sbtOffset (public issue 875).
+
+Internal Issues:
+
+  * Add a missing anchor to the elink:VkSamplerCreateFlagBits language
+    (internal issue 1483).
+  * Add missing implicit valid usage include for slink:VkHdrMetadataEXT and
+    corresponding `noautovalidity` attributes in `vk.xml` for the
+    externally-defined metadata properties (internal issue 1514).
+  * Remove restrictions on the `mask` parameter of SPIR-V's
+    code:OpGroupNonUniformXor in the <<spirvenv-module-validation,
+    Validation Rules within a Module>> appendix (internal merge request
+    2971).
+  * Restore `noautovalidity` attribute for
+    slink:VkPipelineViewportWScalingStateCreateInfoNV::pname:pViewportWScalings
+    in `vk.xml` (internal merge request 2975).
+  * Update copyright dates on Khronos-copyrighted files to 2019 (internal
+    merge request 2980).
+
+New Extensions:
+
+  * `VK_KHR_depth_stencil_resolve`
+  * `VK_EXT_buffer_device_address`
+  * `VK_EXT_memory_budget`
+  * `VK_EXT_memory_priority`
+  * `VK_EXT_validation_features`
+
+-----------------------------------------------------
+
 Change log for December 16, 2018 Vulkan 1.1.96 spec update:
 
   * Update release number to 96.