Reduce log level for per file level logs in RustSbomDetector (#1603)

* Reduce log level for per file level logs in RustSbomDetector

* Reduce log level for fallback ownership

* Fix RustSbom UTs

* CR: Remove unecessary log

---------

Co-authored-by: Aayush Maini <aamaini@microsoft.com>

Author: AMaini503

src/Microsoft.ComponentDetection.Detectors/rust/Parsers/RustSbomParser.cs

@@ -265,7 +265,7 @@ private void ApplyOwners(
 
         if (!ownersApplied)
         {
-            this.logger.LogWarning("Falling back to SBOM recorder for {Id} because no ownership found", id);
+            this.logger.LogDebug("Falling back to SBOM recorder for {Id} because no ownership found", id);
 
             // Fallback to SBOM recorder if no ownership info
             fallbackRecorder.RegisterUsage(

src/Microsoft.ComponentDetection.Detectors/rust/RustSbomDetector.cs

@@ -252,8 +252,6 @@ protected override async Task OnFileFoundAsync(
         var normDirectory = this.pathUtilityService.NormalizePath(directory);
         var fileName = Path.GetFileName(location);
 
-        this.Logger.LogInformation("Processing file: {Location}", normLocation);
-
         // Determine file kind
         FileKind fileKind;
         if (fileName.Equals(CargoTomlFileName, this.pathComparison))
@@ -272,7 +270,7 @@ protected override async Task OnFileFoundAsync(
         // Check if directory should be skipped
         if (this.ShouldSkip(directory, fileKind, location))
         {
-            this.Logger.LogInformation("Skipping file due to skip rules: {Location}", normLocation);
+            this.Logger.LogDebug("Skipping file due to skip rules: {Location}", normLocation);
 
             // Increment skip counters
             switch (fileKind)

test/Microsoft.ComponentDetection.Detectors.Tests/RustSbomParserTests.cs

@@ -824,7 +824,7 @@ await this.parser.ParseWithOwnershipAsync(
         // Verify logger warning was called
         this.logger.Verify(
             x => x.Log(
-                LogLevel.Warning,
+                LogLevel.Debug,
                 It.IsAny<EventId>(),
                 It.Is<It.IsAnyType>((v, t) => v.ToString().Contains("Falling back to SBOM recorder")),
                 It.IsAny<Exception>(),
@@ -847,7 +847,7 @@ await this.parser.ParseWithOwnershipAsync(
         // Verify logger warning was called
         this.logger.Verify(
             x => x.Log(
-                LogLevel.Warning,
+                LogLevel.Debug,
                 It.IsAny<EventId>(),
                 It.Is<It.IsAnyType>((v, t) => v.ToString().Contains("Falling back to SBOM recorder")),
                 It.IsAny<Exception>(),