[lldb][Bazel] Add missing dependency.

Author: akuegel

utils/bazel/llvm-project-overlay/lldb/source/Plugins/BUILD.bazel

@@ -152,6 +152,7 @@ cc_library(
         "//clang:lex",
         "//clang:sema",
         "//lldb:CoreHeaders",
+        "//lldb:ExpressionHeaders",
         "//lldb:Host",
         "//lldb:SymbolHeaders",
         "//lldb:TargetHeaders",