fix: updated package version

Author: abhinav-from-contentstack

Contentstack.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
 s.name             = 'Contentstack'
-s.version          = '3.12.2'
+s.version          = '3.12.3'
 s.summary          = 'Contentstack is a headless CMS with an API-first approach that puts content at the centre.'
 
 s.description      = <<-DESC
@@ -12,7 +12,7 @@ s.homepage         = 'https://www.contentstack.com/'
 s.license          = { :type => 'Commercial',:text => 'See https://www.contentstack.com/'}
 s.author           = { 'Contentstack' => 'support@contentstack.io' }
 
-s.source           = { :git => 'https://github.com/contentstack/contentstack-ios.git', :tag => 'v3.12.2' }
+s.source           = { :git => 'https://github.com/contentstack/contentstack-ios.git', :tag => 'v3.12.3' }
 s.social_media_url = 'https://twitter.com/Contentstack'
 
 s.ios.deployment_target = '11.0'

ContentstackTest/ContentstackTest.m

@@ -119,7 +119,7 @@ - (void)tearDown {
 #pragma mark Test Case - Header
 
 
-- (void)test01FetchProductEntries {
+- (void)test01FetchSourceEntries {
     XCTestExpectation *expectation = [self expectationWithDescription:@"Fetch All Entries"];
 
     ContentType* csForm = [csStack contentTypeWithName:@"product"];