[CI] Introduce testing for IDF 5 (and other arbitrary framework versions) (#6802)

* Initial changes to support testing of additional framework versions

* Rename Arduino test files

tests/components/cse7766/test.esp8266-ard.yaml

@@ -0,0 +1,16 @@
+uart:
+  - id: uart_cse7766
+    tx_pin:
+      number: 4
+    rx_pin:
+      number: 5
+    baud_rate: 4800
+
+sensor:
+  - platform: cse7766
+    voltage:
+      name: CSE7766 Voltage
+    current:
+      name: CSE7766 Current
+    power:
+      name: CSE776 Power