Fix a couple typos in changelog
Fix a couple typos in changelog

skbkontur/NuGetGallery,mtian/SiteExtensionGallery,ScottShingler/NuGetGallery,JetBrains/ReSharperGallery,KuduApps/NuGetGallery,KuduApps/NuGetGallery,ScottShingler/NuGetGallery,KuduApps/NuGetGallery,skbkontur/NuGetGallery,grenade/NuGetGallery_download-count-patch,KuduApps/NuGetGallery,JetBrains/ReSharperGallery,projectkudu/SiteExtensionGallery,JetBrains/ReSharperGallery,skbkontur/NuGetGallery,mtian/SiteExtensionGallery,grenade/NuGetGallery_download-count-patch,projectkudu/SiteExtensionGallery,projectkudu/SiteExtensionGallery,ScottShingler/NuGetGallery,KuduApps/NuGetGallery,grenade/NuGetGallery_download-count-patch,mtian/SiteExtensionGallery