chore(adr): remove unused deps

Signed-off-by: Phil Kuang <pkuang@factset.com>

.changeset/selfish-walls-perform.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-adr': patch
+---
+
+Remove unused package dependencies

plugins/adr/knip-report.md

@@ -1,12 +1,5 @@
 # Knip report
 
-## Unused dependencies (2)
-
-| Name           | Location     | Severity |
-| :------------- | :----------- | :------- |
-| react-markdown | package.json | error    |
-| remark-gfm     | package.json | error    |
-
 ## Unused devDependencies (2)
 
 | Name                   | Location     | Severity |

plugins/adr/package.json

@@ -58,9 +58,7 @@
     "@material-ui/icons": "^4.9.1",
     "@types/react": "^16.13.1 || ^17.0.0 || ^18.0.0",
     "lodash": "^4.17.21",
-    "react-markdown": "^8.0.0",
-    "react-use": "^17.2.4",
-    "remark-gfm": "^3.0.1"
+    "react-use": "^17.2.4"
   },
   "devDependencies": {
     "@backstage/cli": "workspace:^",

yarn.lock

@@ -4272,9 +4272,7 @@ __metadata:
     "@testing-library/react": ^14.0.0
     "@types/react": ^16.13.1 || ^17.0.0 || ^18.0.0
     lodash: ^4.17.21
-    react-markdown: ^8.0.0
     react-use: ^17.2.4
-    remark-gfm: ^3.0.1
   peerDependencies:
     react: ^16.13.1 || ^17.0.0 || ^18.0.0
     react-dom: ^16.13.1 || ^17.0.0 || ^18.0.0