v1.8.1: Fix compatibility with DIP1000

What's Changed

• Add DIP-1000 compatibility by @s-ludwig in #94

Full Changelog: v1.8.0...v1.8.1

v1.7.4: Fixup for documentation build

This release fixes a warning that would be triggered when
building the documentation, leading to a build failure
when the defaults were used.
Additionally, the CI was updated to ensure no regression
for documentation build.

v1.7.3: Compatibility with DMD 2.094.0's `-preview=in`

• Fix a deprecated Nullable alias this instance - issue #84
• Add support for DMD 2.094 -preview=in switch - issue #85
• Update release notes & meson build for v1.7.3 - issue #86