The minimum version is too high to allow these checks to ever be false.
We can delete else branches as dead code and remove "if true"
constants.
Fixes:
```
meson.build:170: WARNING: Conditional on version '>= 0.55.0' always evaluates to true
meson.build:232: WARNING: Conditional on version '>= 0.55.0' always evaluates to true
```
Signed-off-by: Eli Schwartz <eschwartz@gentoo.org>
