package: add missing package descriptions

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/catalog-client/package.json

@@ -1,5 +1,6 @@
 {
   "name": "@backstage/catalog-client",
+  "description": "An isomorphic client for the catalog backend",
   "version": "0.3.19",
   "main": "src/index.ts",
   "types": "src/index.ts",

packages/catalog-model/package.json

@@ -1,5 +1,6 @@
 {
   "name": "@backstage/catalog-model",
+  "description": "Types and validators that help describe the model of a Backstage Catalog",
   "version": "0.9.2",
   "main": "src/index.ts",
   "types": "src/index.ts",

packages/create-app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@backstage/create-app",
-  "description": "Create app package for Backstage",
+  "description": "A CLI that helps you create your own Backstage app",
   "version": "0.3.40",
   "private": false,
   "publishConfig": {

packages/errors/package.json

@@ -1,5 +1,6 @@
 {
   "name": "@backstage/errors",
+  "description": "Common utilities for error handling within Backstage",
   "version": "0.1.2",
   "main": "src/index.ts",
   "types": "src/index.ts",

packages/integration-react/package.json

@@ -1,5 +1,6 @@
 {
   "name": "@backstage/integration-react",
+  "description": "Frontend package for managing integrations towards external systems",
   "version": "0.1.8",
   "main": "src/index.ts",
   "types": "src/index.ts",

packages/integration/package.json

@@ -1,5 +1,6 @@
 {
   "name": "@backstage/integration",
+  "description": "Helpers for managing integrations towards external systems",
   "version": "0.6.3",
   "main": "src/index.ts",
   "types": "src/index.ts",