Remove wrong quote (#191)

Author: welpaolo

releases/3.5/yaml/bundle.yaml.j2

@@ -64,7 +64,7 @@ applications:
     channel: 3/stable
     revision: 47
     resources:
-      spark-history-server-image: ghcr.io/canonical/charmed-spark@sha256:f1f944369108c0b0112212fb0242f3c314dfad362926c234857029f13c5de2c0" # rev21, spark-version: 3.5.5
+      spark-history-server-image: ghcr.io/canonical/charmed-spark@sha256:f1f944369108c0b0112212fb0242f3c314dfad362926c234857029f13c5de2c0 # rev21, spark-version: 3.5.5
     scale: 1
     constraints: arch=amd64
   integration-hub: