[logger] Collapse duplicate CI test variants (#20402)

tests/components/logger/test-custom_buffer_size.esp32-idf.yaml

@@ -1,5 +0,0 @@
-<<: !include common-default_uart.yaml
-
-logger:
-  id: logger_id
-  task_log_buffer_size: 1024B  # Set a custom buffer size

tests/components/logger/test-disable_log_buffer.esp32-idf.yaml

@@ -1,5 +0,0 @@
-<<: !include common-default_uart.yaml
-
-logger:
-  id: logger_id
-  task_log_buffer_size: 0

tests/components/logger/test-uart0.ln882x-ard.yaml

@@ -1,2 +0,0 @@
-logger:
-  hardware_uart: UART0

tests/components/logger/test-usb_cdc.esp32-c3-idf.yaml

@@ -1 +0,0 @@
-<<: !include common-usb_cdc.yaml

tests/components/logger/test-usb_cdc.esp32-s2-idf.yaml

@@ -1 +0,0 @@
-<<: !include common-usb_cdc.yaml

tests/components/logger/test-usb_serial_jtag.esp32-c3-idf.yaml

@@ -1 +0,0 @@
-<<: !include common-usb_serial_jtag.yaml

tests/components/logger/test-usb_serial_jtag.esp32-s3-idf.yaml

@@ -1 +0,0 @@
-<<: !include common-usb_serial_jtag.yaml

tests/components/logger/test.esp32-c3-idf.yaml

@@ -1 +1,5 @@
 <<: !include common-default_uart.yaml
+
+logger:
+  id: logger_id
+  task_log_buffer_size: 0

tests/components/logger/test.ln882x-ard.yaml

@@ -2,4 +2,5 @@
 
 logger:
   id: logger_id
+  hardware_uart: UART0
   task_log_buffer_size: 1024B