Drop Fedora 32 as it's EOL

We keep Fedora 31 as an old release for testing historical things.

Author: mpe

README.md

@@ -65,7 +65,6 @@ There are images for various toolchains, they are encoded in the distro name/ver
  - Fedora 35 `fedora@35`
  - Fedora 34 `fedora@34`
  - Fedora 33 `fedora@33`
- - Fedora 32 `fedora@32`
  - Fedora 31 `fedora@31`
 
 Only the Ubuntu toolchains can build the selftests.

build/Makefile

@@ -57,7 +57,7 @@ docs@${1}@${2}: image@${1}@${2}
 DOCS += docs@${1}@${2}
 endef
 
-FEDORA_DISTROS := fedora@35 fedora@34 fedora@33 fedora@32 fedora@31
+FEDORA_DISTROS := fedora@35 fedora@34 fedora@33 fedora@31
 UBUNTU_DISTROS := ubuntu@21.10 ubuntu@21.04 ubuntu@20.10 ubuntu@20.04 ubuntu@18.04 ubuntu@16.04
 KORG_DISTROS := korg@11.1.0 korg@10.3.0 korg@9.3.0 korg@8.1.0 korg@5.5.0
 ALL_DISTROS := ${UBUNTU_DISTROS} ${KORG_DISTROS} ${FEDORA_DISTROS}