Revise changes in configure summary options for Qt6 vs Qt5.15

Some configure options changed compared to Qt5.15.1. They might be intentional changes, but should be double checked so that there are no mistakes:

Windows-Windows_10-Clang-Android-Android_ANY-X86
'Using precompiled headers': 'no' -> 'yes'
'SSE': 'SSE2 SSE3 SSSE3 SSE4.1 SSE4.2' -> ''
'AVX': 'AVX AVX2' -> '<none>',
'AVX512': 'F ER CD PF' -> '<none>',
'Other x86': 'AES F16C RDRAND SHA' -> 'RDRAND'
'Vulkan': 'yes' -> 'no',

Windows-Windows_10-Clang-Android-Android_ANY-ARM64
'Using precompiled headers': 'no' -> 'yes'
'Vulkan': 'yes' -> 'no'

Windows-Windows_10-Clang-Android-Android_ANY-X86_64
'Using precompiled headers': 'no' -> 'yes'
'AVX': 'AVX AVX2' -> '<none>'
'AVX512': 'F ER CD PF DQ BW VL IFMA VBMI' -> '<none>'
'Other x86': 'AES F16C RDRAND SHA' -> 'RDRAND'
'Vulkan': 'yes' -> 'no'

Windows-Windows_10-Clang-Android-Android_ANY-ARMv7
'Using precompiled headers': 'no' -> 'yes'
'Vulkan': 'yes' -> 'no'

Linux-RHEL_7_6-Clang-Android-Android_ANY-X86_64
'Using precompiled headers': 'no' -> 'yes'
'AVX': 'AVX AVX2' -> '<none>'
'AVX512': 'F ER CD PF DQ BW VL IFMA VBMI' -> '<none>'
'Other x86': 'AES F16C RDRAND SHA' -> 'RDRAND
'Vulkan': 'yes' -> 'no'

Linux-RHEL_7_6-Clang-Android-Android_ANY-ARM64
'Using precompiled headers': 'no' -> 'yes'
'Vulkan': 'yes' -> 'no'

Linux-RHEL_7_6-Clang-Android-Android_ANY-ARMv7
'Using precompiled headers': 'no' -> 'yes'
'Vulkan': 'yes' -> 'no'

Linux-RHEL_7_6-Clang-Android-Android_ANY-X86
'Using precompiled headers': 'no' -> 'yes'
'SSE': 'SSE2 SSE3 SSSE3 SSE4.1 SSE4.2' -> ''
'AVX': 'AVX AVX2' -> '<none>'
'AVX512': 'F ER CD PF DQ BW VL IFMA VBMI' -> '<none>'
'Other x86': 'AES F16C RDRAND SHA' -> 'RDRAND'
'Vulkan': 'yes' -> 'no'

Linux-RHEL_7_6-GCC-Linux-RHEL_7_6-X86_64
'Using C++ standard': 'C+14' -> 'C+17'
'Other x86': 'AES F16C RDRAND SHA' -> 'F16C'
'Qt D-Bus directly linked to libdbus': 'yes' -> 'no'
'Using system-provided xcb-xinput': 'no' -> 'yes'

Windows-Windows_10-Mingw-Windows-Windows_10-X86_64
'Other x86': 'AES RDRAND SHA' -> '<none>'
'EGL': 'yes' -> 'no'

Windows-Windows_10-MSVC2019-Windows-Windows_10-X86_64
'Mode': 'debug and release (with debug info); default link: release' -> 'debug and release (with debug info)'
'Using C standard': 'C89' -> 'C11'
'Using precompiled headers': 'yes' -> 'no'
'Other x86': 'AES F16C RDRAND SHA' -> 'F16C RDRAND'
'EGL': 'yes' -> 'no'

MacOS-MacOS_10_14-Clang-Android-Android_ANY-X86_64
'Using precompiled headers': 'no' -> 'yes'
'AVX': 'AVX AVX2' -> '<none>'
'AVX512': 'F ER CD PF DQ BW VL IFMA VBMI' -> '<none>'
'Other x86': 'AES F16C RDRAND SHA' -> 'RDRAND'
'OpenSSL': 'yes' -> 'no'
'OpenSSL 1.1': 'yes' -> 'no'
'DTLS': 'yes' -> 'no'
'OCSP-stapling': 'yes' -> 'no'
'Vulkan': 'yes' -> 'no'

MacOS-MacOS_10_14-Clang-Android-Android_ANY-X86
'Using precompiled headers': 'no' -> 'yes'
'SSE': 'SSE2 SSE3 SSSE3 SSE4.1 SSE4.2' -> ''
'AVX': 'AVX AVX2' -> '<none>'
'AVX512': 'F ER CD PF DQ BW VL IFMA VBMI' -> '<none>'
'Other x86': 'AES F16C RDRAND SHA' -> 'RDRAND'
'OpenSSL': 'yes' -> 'no'
'OpenSSL 1.1': 'yes' -> 'no'
'DTLS': 'yes' -> 'no'
'OCSP-stapling': 'yes' -> 'no'
'Vulkan': 'yes' -> 'no'

MacOS-MacOS_10_14-Clang-Android-Android_ANY-ARM64
'Using precompiled headers': 'no' -> 'yes'
'OpenSSL': 'yes' -> 'no'
'OpenSSL 1.1': 'yes' -> 'no'
'DTLS': 'yes' -> 'no'
'OCSP-stapling': 'yes' -> 'no'
'Vulkan': 'yes' -> 'no'

MacOS-MacOS_10_14-Clang-Android-Android_ANY-ARMv7
'Using precompiled headers': 'no' -> 'yes'
'OpenSSL': 'yes' -> 'no'
'OpenSSL 1.1': 'yes' -> 'no'
'DTLS': 'yes' -> 'no'
'OCSP-stapling': 'yes' -> 'no'
'Vulkan': 'yes' -> 'no'