Alpine: Drop no longer necessary -Wno-error=maybe-uninitialized

Author: hebasto

.github/workflows/alpine.yml

@@ -32,7 +32,7 @@ jobs:
             config-options: -DAPPEND_CXXFLAGS="-Wno-error=stringop-overflow"
           - name: ', debug'
             depends-options: DEBUG=1
-            config-options: -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS=-Wno-error=maybe-uninitialized
+            config-options: -DCMAKE_BUILD_TYPE=Debug
 
     steps:
       - name: Checkout Bitcoin Core repo