Fix blank line errors

Fix the following Flake8 errors:
- E301 (expected 1 blank line, found 0)
- E303 (too many blank lines)

Reviewed By: tnfchris

Differential Revision: https://reviews.llvm.org/D94792

Author: Thomas Preud'homme

tests/SharedInputs/FakeCompilers/fakecompiler.py

@@ -107,6 +107,7 @@ def print_verbose_info(self):
 # Monorepo clang build
 class Clang_monorepo(LLVMCompiler):
     compiler_name = "clang-monorepo"
+
     def print_verbose_info(self):
         print("""\
 clang version 1.2.3 (ssh://something.com/llvm-project.git 597522d740374f093a089a2acbec5b20466b2f34)
@@ -122,6 +123,7 @@ def print_verbose_info(self):
 # Monorepo clang build with some extra stuff after the version string
 class Clang_monorepo2(LLVMCompiler):
     compiler_name = "clang-monorepo2"
+
     def print_verbose_info(self):
         print("""\
 clang version 1.2.3 (ssh://something.com/llvm-project.git 597522d740374f093a089a2acbec5b20466b2f34) (extra) (stuff) (here)

tests/lnttool/email_tools.py

@@ -7,8 +7,6 @@
 # RUN: python %{shared_inputs}/create_temp_instance.py \
 # RUN:   %s %{shared_inputs}/SmallInstance %t.instance
 
-
-
 # RUN: lnt send-run-comparison --dry-run --to [email protected] \
 # RUN: --from [email protected]  \
 # RUN: --host localhost %t.instance 1 2 | FileCheck %s --check-prefix CHECK0
@@ -37,8 +35,6 @@
 # ...
 # CHECK0: </html>
 
-
-
 # RUN: lnt send-daily-report --dry-run --from [email protected] \
 # RUN: --host localhost --testsuite nts --filter-machine-regex=machine.? \
 # RUN: %t.instance [email protected] | FileCheck %s --check-prefix CHECK1