[clang-tools-extra][test] Fix missed %T removals from #151538 (#152345)

These tests are failing on our bots presumably due to these missing %T
replacements.

Author: aeubanks

clang-tools-extra/test/clang-tidy/infrastructure/diagnostic.cpp

@@ -15,7 +15,7 @@
 // use it after failing to parse commands from the command line:
 //
 // RUN: mkdir -p %t.dir/diagnostics/
-// RUN: echo '[{"directory": "%/t.dir/diagnostics/","command": "clang++ -fan-option-from-compilation-database -c %/T/diagnostics/input.cpp", "file": "%/T/diagnostics/input.cpp"}]' > %t.dir/diagnostics/compile_commands.json
+// RUN: echo '[{"directory": "%/t.dir/diagnostics/","command": "clang++ -fan-option-from-compilation-database -c %/t.dir/diagnostics/input.cpp", "file": "%/t.dir/diagnostics/input.cpp"}]' > %t.dir/diagnostics/compile_commands.json
 // RUN: cat %s > %t.dir/diagnostics/input.cpp
 // RUN: not clang-tidy -checks='-*,modernize-use-override' %t.dir/diagnostics/nonexistent.cpp -- 2>&1 | FileCheck -check-prefix=CHECK1 -implicit-check-not='{{warning:|error:}}' %s
 // RUN: not clang-tidy -checks='-*,clang-diagnostic-*,google-explicit-constructor' %t.dir/diagnostics/input.cpp -- -fan-unknown-option 2>&1 | FileCheck -check-prefix=CHECK2 -implicit-check-not='{{warning:|error:}}' %s

clang-tools-extra/test/clang-tidy/infrastructure/export-relpath.cpp

@@ -2,7 +2,7 @@
 // RUN: rm -rf %t.dir/clang-tidy/export-relpath
 // RUN: mkdir -p %t.dir/clang-tidy/export-relpath/subdir
 // RUN: cp %s %t.dir/clang-tidy/export-relpath/subdir/source.cpp
-// RUN: echo '[{ "directory": "%/t.dir/clang-tidy/export-relpath/subdir", "command": "clang++ source.cpp", "file": "%/T/clang-tidy/export-relpath/subdir/source.cpp"}]' > %t.dir/clang-tidy/export-relpath/subdir/compile_commands.json
+// RUN: echo '[{ "directory": "%/t.dir/clang-tidy/export-relpath/subdir", "command": "clang++ source.cpp", "file": "%/t.dir/clang-tidy/export-relpath/subdir/source.cpp"}]' > %t.dir/clang-tidy/export-relpath/subdir/compile_commands.json
 //
 // Check that running clang-tidy in './subdir' and storing results
 // in './fixes.yaml' works as expected.