pinwheel: Add ssh key for manatee

secrets/pinwheel/alex.pinwheel-manatee.pub.age

@@ -0,0 +1,9 @@
+age-encryption.org/v1
+-> ssh-ed25519 vxPbZg eRWhz6fZKuP5v5E16uZg6si0/vlp3FdzcWud0OfAV38
+9ipUEQuy7IZZRi5RtoiH5/f093YCicJ/3VpH0TC7lh4
+-> ssh-ed25519 wkRvNA 938EBkoteypEXGVYII8KP1sm4fpN7MmasqN+lxW70DQ
+qt5DS5u1oCPvlOwO0DsoZp0OdEgZ/hRIJkD77c19Kts
+-> ssh-ed25519 +oNaHQ LJSsvOsWwHm+JygGKZ31+IBLKPNadx1OvIcA4Zm34G8
+AtSUR73XCikmAovR8YidLDy7WqZhsvjozzZM82qLsQA
+--- wDbiqcaXCRtSYx4qTqxFe8xn56J5ZkdtPrMs5Ba+4No
+<EFBFBD>d<1A><><EFBFBD><EFBFBD>RM<52>E<EFBFBD><45><EFBFBD><04>4<EFBFBD>\<5C>`<60><><EFBFBD><EFBFBD>X<EFBFBD>0<EFBFBD><30><EFBFBD>=<3D><><EFBFBD>l<EFBFBD><6C>.<2E>3ҡ<>d&`<60><>C<EFBFBD><43>'<27>Ͽ<EFBFBD>'<27>~<18>+<2B><>ܽ0<DCBD><10>`Ga<47><61>b<EFBFBD><1E>R,d<14>:<18><1A>Q|є<><D194><EFBFBD><EFBFBD><EFBFBD><16>}B<>Iߪ#<23>c<EFBFBD><63>L<EFBFBD><4C>%<10><>eD<65>Rp<52><70>ۘ6