build(tekton): remove usage of @spotify/prettier-config (#3535)

Signed-off-by: Thomas Cardonne <thomas.cardonne@adevinta.com>

Author: tcardonne

workspaces/tekton/package.json

@@ -42,7 +42,6 @@
     "@backstage/repo-tools": "^0.13.0",
     "@changesets/cli": "^2.27.1",
     "@playwright/test": "^1.32.3",
-    "@spotify/prettier-config": "^12.0.0",
     "knip": "^5.27.4",
     "node-gyp": "^9.0.0",
     "prettier": "^2.3.2",
@@ -52,7 +51,7 @@
     "@types/react": "^18",
     "@types/react-dom": "^18"
   },
-  "prettier": "@spotify/prettier-config",
+  "prettier": "@backstage/cli/config/prettier",
   "lint-staged": {
     "*.{js,jsx,ts,tsx,mjs,cjs}": [
       "eslint --fix",

workspaces/tekton/yarn.lock

@@ -7387,7 +7387,6 @@ __metadata:
     "@backstage/repo-tools": "npm:^0.13.0"
     "@changesets/cli": "npm:^2.27.1"
     "@playwright/test": "npm:^1.32.3"
-    "@spotify/prettier-config": "npm:^12.0.0"
     knip: "npm:^5.27.4"
     node-gyp: "npm:^9.0.0"
     prettier: "npm:^2.3.2"
@@ -11807,15 +11806,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@spotify/prettier-config@npm:^12.0.0":
-  version: 12.0.0
-  resolution: "@spotify/prettier-config@npm:12.0.0"
-  peerDependencies:
-    prettier: 2.x
-  checksum: 10/435e16f6c376fddf008dc881907c25a8706546129a552162b707c060e167d62563279d885321bd62721327180fa033331ede8b4cfbc6c0b6017245ef6a8fc8a1
-  languageName: node
-  linkType: hard
-
 "@stoplight/better-ajv-errors@npm:1.0.3":
   version: 1.0.3
   resolution: "@stoplight/better-ajv-errors@npm:1.0.3"