Update Spec test protos (#4814)

Author: schmidt-sebastian

Firestore/Example/Tests/SpecTests/json/perf_spec_test.json

@@ -20,7 +20,7 @@
       },
       {
         "writeAck": {
-          "version": 0
+          "version": 1
         },
         "expectedState": {
           "userCallbacks": {
@@ -41,7 +41,7 @@
       },
       {
         "writeAck": {
-          "version": 1
+          "version": 2
         },
         "expectedState": {
           "userCallbacks": {
@@ -62,7 +62,7 @@
       },
       {
         "writeAck": {
-          "version": 2
+          "version": 3
         },
         "expectedState": {
           "userCallbacks": {
@@ -83,7 +83,7 @@
       },
       {
         "writeAck": {
-          "version": 3
+          "version": 4
         },
         "expectedState": {
           "userCallbacks": {
@@ -104,7 +104,7 @@
       },
       {
         "writeAck": {
-          "version": 4
+          "version": 5
         },
         "expectedState": {
           "userCallbacks": {
@@ -125,7 +125,7 @@
       },
       {
         "writeAck": {
-          "version": 5
+          "version": 6
         },
         "expectedState": {
           "userCallbacks": {
@@ -146,7 +146,7 @@
       },
       {
         "writeAck": {
-          "version": 6
+          "version": 7
         },
         "expectedState": {
           "userCallbacks": {
@@ -167,7 +167,7 @@
       },
       {
         "writeAck": {
-          "version": 7
+          "version": 8
         },
         "expectedState": {
           "userCallbacks": {
@@ -188,7 +188,7 @@
       },
       {
         "writeAck": {
-          "version": 8
+          "version": 9
         },
         "expectedState": {
           "userCallbacks": {
@@ -209,7 +209,7 @@
       },
       {
         "writeAck": {
-          "version": 9
+          "version": 10
         },
         "expectedState": {
           "userCallbacks": {