fix remaining clang-tidy parts.

verible/verilog/formatting/BUILD

diff --git a/verible/verilog/formatting/BUILD b/verible/verilog/formatting/BUILD
index 491a5cf..1e175a2 100644
--- a/verible/verilog/formatting/BUILD
+++ b/verible/verilog/formatting/BUILD
@@ -224,7 +224,10 @@
     name = "formatter_module_test",
     srcs = ["formatter_module_test.cc"],
     deps = [
+        ":format-style",
+        ":formatter",
         ":formatter-test-utils",
+        "@abseil-cpp//absl/log",
         "@googletest//:gtest",
         "@googletest//:gtest_main",
     ],

verible/verilog/formatting/formatter_issue_regression_test.cc

diff --git a/verible/verilog/formatting/formatter_issue_regression_test.cc b/verible/verilog/formatting/formatter_issue_regression_test.cc
index cd11709..f156371 100644
--- a/verible/verilog/formatting/formatter_issue_regression_test.cc
+++ b/verible/verilog/formatting/formatter_issue_regression_test.cc
@@ -20,6 +20,7 @@
 
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
+#include "verible/common/formatting/basic-format-style.h"
 #include "verible/common/util/logging.h"
 #include "verible/verilog/formatting/format-style.h"
 #include "verible/verilog/formatting/formatter-test-utils.h"

verible/verilog/formatting/formatter_module_test.cc

diff --git a/verible/verilog/formatting/formatter_module_test.cc b/verible/verilog/formatting/formatter_module_test.cc
index c61da86..10d1cf8 100644
--- a/verible/verilog/formatting/formatter_module_test.cc
+++ b/verible/verilog/formatting/formatter_module_test.cc
@@ -15,8 +15,13 @@
 // Test cases in this file should be *insensitive* to wrapping penalties.
 // Penalty-sensitive tests belong in formatter-tuning_test.cc.
 
+#include <sstream>
+
+#include "absl/log/log.h"
 #include "gtest/gtest.h"
+#include "verible/verilog/formatting/format-style.h"
 #include "verible/verilog/formatting/formatter-test-utils.h"
+#include "verible/verilog/formatting/formatter.h"
 
 namespace verilog {
 namespace formatter {