fix(layouts): and fix thumbnail in touch and update migration guide for 3.8 release (#4052)

platform/core/package.json

@@ -37,7 +37,7 @@
     "@cornerstonejs/codec-libjpeg-turbo-8bit": "^1.2.2",
     "@cornerstonejs/codec-openjpeg": "^1.2.2",
     "@cornerstonejs/codec-openjph": "^2.4.2",
-    "@cornerstonejs/dicom-image-loader": "^1.70.8",
+    "@cornerstonejs/dicom-image-loader": "^1.70.9",
     "@ohif/ui": "3.8.0-beta.85",
     "cornerstone-math": "0.1.9",
     "dicom-parser": "^1.8.21"