Add clang-format (#1086)

Co-authored-by: mwilsnd <mwilsnd@gmail.com>

test/text/glyph_pbf.test.cpp

@@ -7,7 +7,7 @@ using namespace mbgl;
 
 TEST(GlyphPBF, Parsing) {
     // The fake glyphs contain a number of invalid glyphs, which should be skipped by the parser.
-    auto sdfs = parseGlyphPBF(GlyphRange { 0, 255 }, util::read_file("test/fixtures/resources/fake_glyphs-0-255.pbf"));
+    auto sdfs = parseGlyphPBF(GlyphRange{0, 255}, util::read_file("test/fixtures/resources/fake_glyphs-0-255.pbf"));
     EXPECT_TRUE(sdfs.size() == 1);
 
     auto& sdf = sdfs[0];