chore: bump to next major release 6.0.0 (#1033)

* chore: bump to next major release 6.0.0

* update Cordova dependencies

* bump version just like geolocation

https://github.com/apache/cordova-plugin-geolocation/blob/master/package.json#L34-L37

* Update dependencies in package-lock.json
diff --git a/package-lock.json b/package-lock.json
index 9b3029f..3bbb1e3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "cordova-plugin-inappbrowser",
-  "version": "5.1.0-dev",
+  "version": "6.0.0-dev",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "cordova-plugin-inappbrowser",
-      "version": "5.1.0-dev",
+      "version": "6.0.0-dev",
       "license": "Apache-2.0",
       "devDependencies": {
         "@cordova/eslint-config": "^5.0.0"
@@ -26,6 +26,11 @@
             "cordova-ios": ">=6.0.0"
           },
           "6.0.0": {
+            "cordova": ">=9.0.0",
+            "cordova-android": ">=10.0.0",
+            "cordova-ios": ">=6.0.0"
+          },
+          "7.0.0": {
             "cordova": ">100"
           }
         }
diff --git a/package.json b/package.json
index e6e221e..5f82dbc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cordova-plugin-inappbrowser",
-  "version": "5.1.0-dev",
+  "version": "6.0.0-dev",
   "description": "Cordova InAppBrowser Plugin",
   "types": "./types/index.d.ts",
   "cordova": {
@@ -43,6 +43,11 @@
         "cordova": ">=9.0.0"
       },
       "6.0.0": {
+        "cordova-android": ">=10.0.0",
+        "cordova-ios": ">=6.0.0",
+        "cordova": ">=9.0.0"
+      },
+      "7.0.0": {
         "cordova": ">100"
       }
     }
diff --git a/plugin.xml b/plugin.xml
index e0dbb23..44a5f47 100644
--- a/plugin.xml
+++ b/plugin.xml
@@ -20,7 +20,7 @@
 
 <plugin xmlns="http://apache.org/cordova/ns/plugins/1.0"
            id="cordova-plugin-inappbrowser"
-      version="5.1.0-dev">
+      version="6.0.0-dev">
 
     <name>InAppBrowser</name>
     <description>Cordova InAppBrowser Plugin</description>
diff --git a/tests/package.json b/tests/package.json
index ff2035a..40db193 100644
--- a/tests/package.json
+++ b/tests/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cordova-plugin-inappbrowser-tests",
-  "version": "5.1.0-dev",
+  "version": "6.0.0-dev",
   "description": "",
   "cordova": {
     "id": "cordova-plugin-inappbrowser-tests",
diff --git a/tests/plugin.xml b/tests/plugin.xml
index 61a8562..509c7d1 100644
--- a/tests/plugin.xml
+++ b/tests/plugin.xml
@@ -20,7 +20,7 @@
 
 <plugin xmlns="http://apache.org/cordova/ns/plugins/1.0"
     id="cordova-plugin-inappbrowser-tests"
-    version="5.1.0-dev">
+    version="6.0.0-dev">
     <name>Cordova InAppBrowser Plugin Tests</name>
     <license>Apache 2.0</license>