Use pycairo bounds recommended by pygobject devs

See https://gitlab.gnome.org/GNOME/pygobject/-/issues/395#note_929710.

poetry.lock

@@ -281,11 +281,11 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "pycairo"
-version = "1.18.2"
+version = "1.19.1"
 description = "Python interface for cairo"
 category = "main"
 optional = false
-python-versions = "*"
+python-versions = ">=3.5, <4"
 
 [[package]]
 name = "pycparser"
@@ -524,7 +524,7 @@ testing = ["coverage (>=5.0.3)", "zope.event", "zope.testing"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6"
-content-hash = "9bb91ce4ef4c8d014bdb5a5557b9bf081b3234ecf72d50ea46d2b04d0668b556"
+content-hash = "61efde8611b77ff97874030e649afa7e8c08f55226ebc75181a744678d9c21d8"
 
 [metadata.files]
 appdirs = [
@@ -681,7 +681,7 @@ pathspec = [
     {file = "pathspec-0.8.0.tar.gz", hash = "sha256:da45173eb3a6f2a5a487efba21f050af2b41948be6ab52b6a1e3ff22bb8b7061"},
 ]
 pycairo = [
-    {file = "pycairo-1.18.2.tar.gz", hash = "sha256:dcb853fd020729516e8828ad364084e752327d4cff8505d20b13504b32b16531"},
+    {file = "pycairo-1.19.1.tar.gz", hash = "sha256:2c143183280feb67f5beb4e543fd49990c28e7df427301ede04fc550d3562e84"},
 ]
 pycparser = [
     {file = "pycparser-2.20-py2.py3-none-any.whl", hash = "sha256:7582ad22678f0fcd81102833f60ef8d0e57288b6b5fb00323d101be910e35705"},

pyproject.toml

@@ -10,7 +10,7 @@ authors = [
 [tool.poetry.dependencies]
 python = "^3.6"
 magic-wormhole = "^0.12.0"
-pycairo = "< 1.19"  # Note(decentral1se): https://gitlab.gnome.org/GNOME/pygobject/-/issues/395#note_929699
+pycairo = "< 1.20"  # Note(decentral1se): https://gitlab.gnome.org/GNOME/pygobject/-/issues/395#note_929699
 pygobject = "<3.32"  # Note(decentral1se): related to ^^^, we need an old pygobject that accepts an old pycairo
 trio = "^0.17.0"
 trio-gtk = "^2.0.0"