ci: Fix autoconf AX_CXX_COMPILE_STDCXX_11 missing macro
This fixes the issue during CI build:
./configure: line 5219: AX_CXX_COMPILE_STDCXX_11: command not found
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This fixes the issue during CI build:
./configure: line 5219: AX_CXX_COMPILE_STDCXX_11: command not found