[clang-tidy] Concatenate nested namespaces (6/7: components t-z) (#16305)

esphome/components/tm1637/tm1637.cpp

@@ -3,8 +3,7 @@
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 
-namespace esphome {
-namespace tm1637 {
+namespace esphome::tm1637 {
 
 static const char *const TAG = "display.tm1637";
 const uint8_t TM1637_CMD_DATA = 0x40;  //!< Display data command
@@ -391,5 +390,4 @@ uint8_t TM1637Display::strftime(uint8_t pos, const char *format, ESPTime time) {
 }
 uint8_t TM1637Display::strftime(const char *format, ESPTime time) { return this->strftime(0, format, time); }
 
-}  // namespace tm1637
-}  // namespace esphome
+}  // namespace esphome::tm1637