Updates for .NET February 2025 Servicing (#6213)

Author: lbussell

.gitattributes

@@ -78,3 +78,5 @@ src/coreclr/tests/src/JIT/Performance/CodeQuality/BenchmarksGame/reverse-complem
 src/coreclr/tests/src/JIT/Performance/CodeQuality/BenchmarksGame/k-nucleotide/knucleotide-input.txt text eol=lf
 src/coreclr/tests/src/JIT/Performance/CodeQuality/BenchmarksGame/k-nucleotide/knucleotide-input-big.txt text eol=lf
 src/coreclr/tests/src/performance/Scenario/JitBench/Resources/word2vecnet.patch text eol=lf
+
+tests/Microsoft.DotNet.Docker.Tests/Baselines/** linguist-generated

.gitignore

@@ -26,3 +26,6 @@ artifacts/
 
 # ImageBuilder directory
 .Microsoft.DotNet.ImageBuilder
+
+# Snapshots for acceptance testing (Shouldly)
+*.received.*