Fix failing storage account test due to reference to pulled .NET 6/7 versions (#2202)

Author: cormacpayne

platforms/dotnet/versions/buster/versionsToBuild.txt

@@ -59,7 +59,6 @@
 6.0.410, 8c85f5b10eb786c8cf31bf268131a2345a295d88d318310dc8457d831f0a587ec1600e43beb7f55aec2248483b9a95e905a468b592f0c910443b4aaa9baeb2e3,
 6.0.411, dc8aa1f84ad97cf25a979bfc243c200b7a8e73b930b68d5eed782743d88aad823c32c267c83d7a19d3c4f910a8fae7f12d07ea5a35a1d3a97e13a8674d29037b,
 6.0.412, ee97aa5258e05aecadc66e844fa8eef97d51e5035492999b974cc8272e4db1a862a1f88a925f38be9e95c71d2e961b56459dcd614475895df608945c8057c311,
-6.0.415, b1a3f84b50faf5840f5151bc8e41550f4c5828ea6a8df472e802fae8a00dca1a141ae620e2c20eec90935c322bc1fb082b38dee90a625766df1ec66b0f640d02,
 7.0.100-preview.1.22110.4, 54488a911172f059e3823d6bf52e1fa87305eb09e84d97f81a40e0815fc8a73a480b149023283f557a672ef0341f022b8ca16ebec92264ee16a56fac8f35e2e2,
 7.0.100-preview.5.22307.18, 691c0d8917bc9848a08707b7fa22da05228dad0ba6335ff06c6d80f9a95349307572ff45c0b088d9fc199c40a1784ff314e1a8735d0366bd3aa06eb8dfa2b7d5,
 7.0.100-preview.6.22352.1, e49a2119021e4069f1193898536cc59628336e656f2f7e49d454a593a330d8e437acf2f4efb70925bc16a9c900c2e49f4a6c2fb5f69e696b09a91ebccd2c9307,
@@ -76,7 +75,6 @@
 7.0.304, f4b7d0cde432bd37f445363b3937ad483e5006794886941e43124de051475925b3cd11313b73d2cae481ee9b8f131394df0873451f6088ffdbe73f150b1ed727,
 7.0.305, c63e6baf3760a9949089d78920531a1140f4f31fffe13069b2011c61c3d583d585f5ec8cca973b414fa35d48ccbfea9c1ec1c88222b53afd2af5974be3b5cb1b,
 7.0.306, 62df9bca9492b3273830e098e787ec3664243989ac03550534599fc331693553660d3cf8bca655f2d1326070dbb7b20b04743eaba77fa9cc69f6f0fddfdebd06,
-7.0.402, 0c4d654bc7d440f49d14e6e3ea71e636bb37c92c1e835ec87879350f5b00d68465a05c3a2dc078252329c3953a131bc4c2bca6b1d2303ca5af14d3d88a192245,
 8.0.100-preview.1.23115.2, 23a14c92e402161ed8d42ec9cb25a97868a1b72348195d28cffa00a12815f019308b56485e4375c0d0a33d9a683d83cc1e1a2a517eea44af8fb353171b6c3f64,
 8.0.100-preview.2.23157.25, 97302c3600af7787fb136b226ca7e2a0a22241aa93dcffc70010b475bf6f8c4ff74a363d94949e1b64a91032b57a58a7065d7c6b2177696d8e78504ef4f1280f,
 8.0.100-preview.3.23178.7, 3b5d72979831256b9340a01db23d3b2dca801672546eeed04385949ed5f4363d3c731f31477ec82c7200ce88502dc45e03986c8acc8f2fc611b0343af5f1c488,