Add main field to package.json (#7184)

Adds main field to package.json to unblock usage with consumers that
don't understand the "exports" field & don't support ESM

change/@azure-msal-browser-ac2a4716-ca48-4957-a2d1-0da9ffeb09fa.json

@@ -0,0 +1,7 @@
+{
+ "type": "minor",
+ "comment": "Add main field to package.json",
+ "packageName": "@azure/msal-browser",
+ "email": "thomas.norling@microsoft.com",
+ "dependentChangeType": "patch"
+}

change/@azure-msal-common-5fd2c5c6-d21f-41ac-971f-d352c8213ea3.json

@@ -0,0 +1,7 @@
+{
+ "type": "minor",
+ "comment": "Add main field to package.json",
+ "packageName": "@azure/msal-common",
+ "email": "thomas.norling@microsoft.com",
+ "dependentChangeType": "patch"
+}

change/@azure-msal-node-3b0e11fc-905e-4270-aef2-63a28ddcf362.json

@@ -0,0 +1,7 @@
+{
+ "type": "minor",
+ "comment": "Add main field to package.json",
+ "packageName": "@azure/msal-node",
+ "email": "thomas.norling@microsoft.com",
+ "dependentChangeType": "patch"
+}

lib/msal-browser/package.json

@@ -23,6 +23,7 @@
  ],
  "type": "module",
  "sideEffects": false,
+ "main": "./lib/msal-browser.cjs",
  "module": "./dist/index.mjs",
  "types": "./dist/index.d.ts",
  "exports": {
@@ -105,4 +106,4 @@
  "dependencies": {
  "@azure/msal-common": "14.12.0"
  }
-}
+}

lib/msal-common/package.json

@@ -22,6 +22,7 @@
  "oauth"
  ],
  "sideEffects": false,
+ "main": "./dist/index.cjs",
  "module": "./dist/index.mjs",
  "types": "./dist/index.d.ts",
  "exports": {
@@ -95,4 +96,4 @@
  "typescript": "^4.9.5",
  "yargs": "^17.5.1"
  }
-}
+}

lib/msal-node/package.json

@@ -22,6 +22,7 @@
  "oauth"
  ],
  "type": "module",
+ "main": "dist/index.cjs",
  "module": "dist/index.mjs",
  "types": "dist/index.d.ts",
  "exports": {
@@ -85,4 +86,4 @@
  "engines": {
  "node": ">=16"
  }
-}
+}