Once the old proxies are not active, we need to remove those grants from the databases.
The list of proxies and IPs:
[x] m1: dbproxy1001.eqiad.wmnet has address 10.64.0.165 {T244463} T231280#5871245
[x] m2: dbproxy1002.eqiad.wmnet has address 10.64.0.166 {T245384}
[x] m3: dbproxy1003.eqiad.wmnet has address 10.64.0.198 {T256216}
[x] m4: dbproxy1004.eqiad.wmnet has address 10.64.16.148 {T228768} T231280#5440489
[x] m5: dbproxy1005.eqiad.wmnet has address 10.64.16.155 {T231967} T231280#5467174
[x] m1: dbproxy1006.eqiad.wmnet has address 10.64.16.159 {T233207}
[x] m2: dbproxy1007.eqiad.wmnet has address 10.64.32.156 {T245385}
[x] m3: dbproxy1008.eqiad.wmnet has address 10.64.32.157 {T255406}
[x] m4: dbproxy1009.eqiad.wmnet has address 10.64.32.158 {T228768} T231280#5440489
[x] wikireplicas-analytics: dbproxy1010.eqiad.wmnet has address 10.64.37.14 {T248944} T231280#6021930
[x] wikireplica-web: dbproxy1011.eqiad.wmnet has address 10.64.37.15 {T249590} T231280#6051126