revert: sync DbContext and ModelSnapshot to match current database schema (2-column index)

Apis/cv-matcher-data/CvMatcherDbContext.cs

@@ -36,7 +36,7 @@ public sealed class CvMatcherDbContext : DbContext
             entity.Property(x => x.JobDocumentId).HasMaxLength(64).IsRequired();
             entity.Property(x => x.ResultJson).IsRequired();
             entity.Property(x => x.CreatedAt).HasDefaultValueSql("SYSUTCDATETIME()");
-            entity.HasIndex(x => new { x.CvDocumentId, x.JobDocumentId, x.Language }).IsUnique();
+            entity.HasIndex(x => new { x.CvDocumentId, x.JobDocumentId }).IsUnique();
         });
 
         modelBuilder.Entity<CvMatcherChatCacheEntity>(entity =>

Apis/cv-matcher-data/Migrations/CvMatcherDbContextModelSnapshot.cs

@@ -88,7 +88,7 @@ namespace CvMatcher.Data.Migrations
 
                     b.HasKey("Id");
 
-                    b.HasIndex("CvDocumentId", "JobDocumentId", "Language")
+                    b.HasIndex("CvDocumentId", "JobDocumentId")
                         .IsUnique();
 
                     b.ToTable("Results", "cvMatcher");