update to rc6, update core to rc8 (scatterplot/webpack updates)

Author: jvigliotta

package.json

@@ -1,6 +1,6 @@
 {
   "name": "openmct-mcws",
-  "version": "v5.4.0-rc5",
+  "version": "v5.4.0-rc6",
   "description": "Open MCT for MCWS",
   "devDependencies": {
     "@babel/eslint-parser": "7.26.8",
@@ -40,7 +40,7 @@
     "mini-css-extract-plugin": "2.7.6",
     "moment": "2.30.1",
     "node-bourbon": "^4.2.3",
-    "openmct": "github:nasa/openmct#omm-r5.4.0-rc6",
+    "openmct": "github:nasa/openmct#omm-r5.4.0-rc8",
     "prettier": "3.4.2",
     "printj": "1.3.1",
     "raw-loader": "^0.5.1",

pom.xml

@@ -6,7 +6,7 @@
     <groupId>gov.nasa.arc.wtd</groupId>
     <artifactId>openmct-client</artifactId>
     <name>Open MCT for MCWS Client</name>
-    <version>v5.4.0-rc5</version>
+    <version>v5.4.0-rc6</version>
     <packaging>war</packaging>
 
     <properties>