fix: drop extra brace in Forge/NeoForge FORCE_REINSTALL defaults (#4249)

Co-authored-by: LCB <me@lbellows.com>

scripts/start-deployForge

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 : "${FORGE_VERSION:=${FORGEVERSION:-RECOMMENDED}}"
-: "${FORGE_FORCE_REINSTALL:=false}}"
+: "${FORGE_FORCE_REINSTALL:=false}"
 
 # shellcheck source=start-utils
 . "${SCRIPTS:-$(dirname "$0")}/start-utils"

scripts/start-deployNeoForge

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 : "${NEOFORGE_VERSION:=latest}"
-: "${NEOFORGE_FORCE_REINSTALL:=false}}"
+: "${NEOFORGE_FORCE_REINSTALL:=false}"
 : "${NEOFORGE_INSTALLER:=}"
 
 # shellcheck source=start-utils