Updated branch restrictions value data type to accpet null due to API failures for some kinds

Signed-off-by: minto-mathews-carrier <minto.mathews@carrier.com>

.changeset/true-tools-play.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-scaffolder-backend-module-bitbucket-cloud': patch
+---
+
+Fix `bitbucketCloudBranchRestrictions` API calls to accept null to prevent 400 errors for some branch restriction kinds defined.

plugins/scaffolder-backend-module-bitbucket-cloud/src/actions/bitbucketCloudBranchRestriction.ts

@@ -30,7 +30,7 @@ const createBitbucketCloudBranchRestriction = async (opts: {
   branchMatchKind?: string;
   branchType?: string;
   pattern?: string;
-  value?: number;
+  value?: number | null;
   users?: { uuid: string; type: string }[];
   groups?: { slug: string; type: string }[];
   authorization: {
@@ -84,7 +84,7 @@ export function createBitbucketCloudBranchRestrictionAction(options: {
     branchMatchKind?: string;
     branchType?: string;
     pattern?: string;
-    value?: number;
+    value?: number | null;
     users?: { uuid: string }[];
     groups?: { slug: string }[];
     token?: string;

plugins/scaffolder-backend-module-bitbucket-cloud/src/actions/inputProperties.ts

@@ -213,6 +213,7 @@ const restriction = {
     description:
       'The value of the restriction. This field is required when kind is one of require_approvals_to_merge / require_default_reviewer_approvals_to_merge / require_passing_builds_to_merge / require_commits_behind.',
     type: 'number',
+    nullable: true,
   },
   users: {
     title: 'users',