postgresql.pkgs: remove broken conditions for legacy versions

PostgreSQL older than v12 is not in nixpkgs anymore, so marking those as
still broken in that case doesn't make sense anymore.

pkgs/servers/sql/postgresql/ext/periods.nix

@@ -25,6 +25,5 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ ivan ];
     platforms = postgresql.meta.platforms;
     license = licenses.postgresql;
-    broken = versionOlder postgresql.version "9.5";
   };
 }

pkgs/servers/sql/postgresql/ext/pg_auto_failover.nix

@@ -28,6 +28,5 @@ stdenv.mkDerivation rec {
     maintainers = [ maintainers.marsam ];
     platforms = postgresql.meta.platforms;
     license = licenses.postgresql;
-    broken = versionOlder postgresql.version "10";
   };
 }

pkgs/servers/sql/postgresql/ext/pg_embedding.nix

@@ -25,6 +25,5 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ ivan ];
     platforms = postgresql.meta.platforms;
     license = licenses.asl20;
-    broken = versionOlder postgresql.version "12";
   };
 }

pkgs/servers/sql/postgresql/ext/pg_net.nix

@@ -30,6 +30,5 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ thoughtpolice ];
     platforms   = postgresql.meta.platforms;
     license     = licenses.postgresql;
-    broken      = versionOlder postgresql.version "12";
   };
 }

pkgs/servers/sql/postgresql/ext/plpgsql_check.nix

@@ -41,7 +41,6 @@ stdenv.mkDerivation rec {
     changelog = "https://github.com/okbob/plpgsql_check/releases/tag/v${version}";
     platforms = postgresql.meta.platforms;
     license = licenses.mit;
-    broken = versionOlder postgresql.version "12";
     maintainers = [ maintainers.marsam ];
   };
 }

pkgs/servers/sql/postgresql/ext/postgis.nix

@@ -83,6 +83,5 @@ stdenv.mkDerivation rec {
     license = licenses.gpl2;
     maintainers = with maintainers; teams.geospatial.members ++ [ marcweber ];
     inherit (postgresql.meta) platforms;
-    broken = versionOlder postgresql.version "12";
   };
 }

pkgs/servers/sql/postgresql/ext/promscale_extension.nix

@@ -54,7 +54,6 @@ buildPgxExtension rec {
     license = licenses.unfree;
 
     # as it needs to be used with timescaledb, simply use the condition from there
-    broken = versionOlder postgresql.version "12"
-             || versionAtLeast postgresql.version "15";
+    broken = versionAtLeast postgresql.version "15";
   };
 }

pkgs/servers/sql/postgresql/ext/timescaledb_toolkit.nix

@@ -62,6 +62,6 @@ in
     license = licenses.asl20;
 
     # as it needs to be used with timescaledb, simply use the condition from there
-    broken = versionOlder postgresql.version "12" || stdenv.isDarwin;
+    broken = stdenv.isDarwin;
   };
 }