add potential fix

Author: Kim Neunert

requirements.in

@@ -33,5 +33,5 @@ psycopg2-binary==2.9.5
 cryptoadvance-liquidissuer==0.2.4
 specterext-exfund==0.1.7
 specterext-faucet==0.1.2
-cryptoadvance.spectrum==0.6.3
+cryptoadvance.spectrum==0.6.4rc1
 specterext-stacktrack==0.3.0

requirements.txt

@@ -2,7 +2,7 @@
 # This file is autogenerated by pip-compile with Python 3.10
 # by the following command:
 #
-#    pip-compile --generate-hashes requirements.in
+#    pip-compile --generate-hashes --resolver=backtracking requirements.in
 #
 aniso8601==9.0.1 \
     --hash=sha256:1d2b7ef82963909e93c4f24ce48d4de9e66009a21bf1c1e1c85bdd0812fe412f \
@@ -119,9 +119,9 @@ cryptoadvance-liquidissuer==0.2.4 \
     --hash=sha256:5a2c531801854c5a4a46daf184877e22f731cdb42d2cfb840785bda7371ba6fb \
     --hash=sha256:9e468f3e35ecc566b3f74a2263677cf26632548abb194521dba15ad37acd1e9b
     # via -r requirements.in
-cryptoadvance-spectrum==0.6.3 \
-    --hash=sha256:706287a9e1640f1a27a1a3c6e27a147599dde9969e7dbd2df99c890514b2b1ba \
-    --hash=sha256:877006d81c5be0d5da12ca8d4b0dd7dc21b104bc826cd35c7de5019ca56cf64a
+cryptoadvance-spectrum==0.6.4rc1 \
+    --hash=sha256:131cffbfd020e1cf74a2a2e61879314c4e16cde3178e9c36b67a104b699c4c4c \
+    --hash=sha256:1e916c8de3767690f66511b87d7f439c37c21ef0a60e8efff2bf3fa319807e7f
     # via -r requirements.in
 cryptography==39.0.1 \
     --hash=sha256:0f8da300b5c8af9f98111ffd512910bc792b4c77392a9523624680f7956a99d4 \