Add PBandGraphOauth scaffold and auth UI

PBandGraphScaffold/node_modules/@microsoft/microsoft-graph-client/authProviderOptions/ReadMe.md

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+The authProviderOptions/ folders contains barrels for exporting Authentication Provider options such as MSAL and Azure Identity Token Credentials.
+
+[tsconfig-sub-cjs.json](../tsconfig-sub-es.json) and [tsconfig-sub-cjs.json](../tsconfig-sub-es.json) contains the config for transpiling the files to authProviders/ output folder.
+
+This approach is used because of the limitations of creating a submodule structure - References - https://github.com/microsoft/TypeScript/issues/8305 https://github.com/microsoft/TypeScript/issues/33079

PBandGraphScaffold/node_modules/@microsoft/microsoft-graph-client/authProviderOptions/authCodeMsalBrowser/index.ts

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+/**
+ * -------------------------------------------------------------------------------------------
+ * Copyright (c) Microsoft Corporation.  All Rights Reserved.  Licensed under the MIT License.
+ * See License in the project root for license information.
+ * -------------------------------------------------------------------------------------------
+ */
+export * from "../../lib/src/authentication/msal-browser/AuthCodeMSALBrowserAuthenticationProvider";
+export * from "../../lib/src/authentication/msalOptions/MSALAuthenticationProviderOptions";

PBandGraphScaffold/node_modules/@microsoft/microsoft-graph-client/authProviderOptions/azureTokenCredentials/index.ts

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+/**
+ * -------------------------------------------------------------------------------------------
+ * Copyright (c) Microsoft Corporation.  All Rights Reserved.  Licensed under the MIT License.
+ * See License in the project root for license information.
+ * -------------------------------------------------------------------------------------------
+ */
+export * from "../../lib/src/authentication/azureTokenCredentials/TokenCredentialAuthenticationProvider";
+export * from "../../lib/src/authentication/azureTokenCredentials/ITokenCredentialAuthenticationProviderOptions";

PBandGraphScaffold/node_modules/@microsoft/microsoft-graph-client/authProviderOptions/es/authCodeMsalBrowser/index.ts

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+/**
+ * -------------------------------------------------------------------------------------------
+ * Copyright (c) Microsoft Corporation.  All Rights Reserved.  Licensed under the MIT License.
+ * See License in the project root for license information.
+ * -------------------------------------------------------------------------------------------
+ */
+export * from "../../../lib/es/src/authentication/msal-browser/AuthCodeMSALBrowserAuthenticationProvider";
+export * from "../../../lib/es/src/authentication/msalOptions/MSALAuthenticationProviderOptions";

PBandGraphScaffold/node_modules/@microsoft/microsoft-graph-client/authProviderOptions/es/azureTokenCredentials/index.ts

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+/**
+ * -------------------------------------------------------------------------------------------
+ * Copyright (c) Microsoft Corporation.  All Rights Reserved.  Licensed under the MIT License.
+ * See License in the project root for license information.
+ * -------------------------------------------------------------------------------------------
+ */
+export * from "../../../lib/es/src/authentication/azureTokenCredentials/TokenCredentialAuthenticationProvider";
+export * from "../../../lib/es/src/authentication/azureTokenCredentials/ITokenCredentialAuthenticationProviderOptions";