Fix slugs for a few manifests

plugins/ArableInstruments.json

@@ -2,7 +2,7 @@
   "slug": "ArableInstruments",
   "name": "Arable Instruments",
   "author": "adbrant",
-  "version": "0.5.0",
+  "version": "v0.5.0",
   "source": "https://github.com/adbrant/ArableInstruments",
   "manual": "https://github.com/adbrant/ArableInstruments/blob/master/README.md",
   "downloads": {

plugins/bidoo.json → plugins/Bidoo.json

@@ -1,5 +1,5 @@
 {
-  "slug": "bidoo",
+  "slug": "Bidoo",
   "name": "bid°°",
   "author": "sebastien-bouffier",
   "version": "0.5.5",

plugins/LindenbergResearch.json → plugins/Lindenberg Research.json

@@ -1,5 +1,5 @@
 {
-  "slug": "LindenbergResearch",
+  "slug": "Lindenberg Research",
   "name": "Lindenberg Research",
   "author": "lindenbergresearch",
   "source": "https://github.com/lindenbergresearch/LRTRack",

plugins/ParableInstruments.json

@@ -2,7 +2,7 @@
   "slug": "ParableInstruments",
   "name": "Parable Instruments",
   "author": "adbrant",
-  "version": "0.5.0",
+  "version": "v0.5.0",
   "source": "https://github.com/adbrant/ArableInstruments",
   "downloads": {
     "win": {

plugins/SonusDept.json → plugins/SonusModular.json

@@ -1,5 +1,5 @@
 {
-  "slug": "SonusDept",
+  "slug": "SonusModular",
   "name": "Sonus Dept",
   "version": "0.5.0",
   "homepage": "http://sonusmodular.sonusdept.com/",

plugins/ValleyRackFree.json → plugins/Valley Free.json

@@ -1,5 +1,5 @@
 {
-  "slug": "ValleyRackFree",
+  "slug": "Valley Free",
   "name": "Valley Rack Free",
   "author": "ValleyAudio",
   "license": "GPL-3.0 and BSD-3-Clause",

plugins/cf.json

@@ -2,7 +2,6 @@
   "slug": "cf",
   "name": "cf",
   "author": "cfoulc",
-  "version": "0.5.8",
   "source": "https://github.com/cfoulc/cf",
   "manual": "https://github.com/cfoulc/cf/blob/master/README.md",
   "downloads": {