Fix postinstaller (#2832)

Author: HelioGuilherme66

README.adoc

@@ -36,18 +36,17 @@ See the https://github.com/robotframework/RIDE/blob/master/doc/releasenotes/ride
 Currently the unit tests are tested on Python 3.10, and 3.12 (which is the recommended version).
 Likewise, the current version of wxPython, is 4.2.1, but RIDE is known to work with 4.0.7 and 4.1.1 versions.
 
-(3.6 < python &lt;= 3.11) Install current released version (*2.0.8.1*) with:
+(3.6 &lt;= python &lt;= 3.11) Install current released version (*2.0.8.1*) with:
 
 `pip install -U robotframework-ride`
 
-(3.8 < python &lt;= 3.12) Install current development version (**2.1dev55**) with:
+(3.8 &lt;= python &lt;= 3.12) Install current development version (**2.1a2**) with:
 
 `pip install -U https://github.com/robotframework/RIDE/archive/master.zip`
 
-// (3.6 < python < 3.11) Install current Beta version (2.1a1) with:
-// [source, shell]
-// pip install -U --pre robotframework-ride
+(3.8 &lt;= python &lt;=  3.12) Install current Alpha version (2.1a2) with:
 
+`pip install -U --pre robotframework-ride`
 
 
 **See the https://github.com/robotframework/RIDE/wiki/F%2eA%2eQ%2e[FAQ] at https://github.com/robotframework/RIDE/wiki[Wiki]**

src/robotide/application/releasenotes.py

@@ -280,11 +280,11 @@ def set_content(self, html_win, content):
  Forum</a> if your problem is already known.</p>
 <p>To install with <a class="reference external" href="https://pypi.org/project/pip/">pip</a> installed, just run</p>
 <pre class="literal-block">
-pip install --upgrade robotframework-ride=={VERSION}
+pip install --upgrade --pre robotframework-ride=={VERSION}
 </pre>
 <p>to install exactly this release, which is the same as using</p>
 <pre class="literal-block">
-pip install --upgrade robotframework-ride
+pip install --upgrade --pre robotframework-ride
 </pre>
 
 <p>Alternatively you can download the source
@@ -309,7 +309,7 @@ def set_content(self, html_win, content):
 <pre class="literal-block">
 python -m robotide.postinstall -install
 </pre>
-<p>RIDE {VERSION} was released on 20/July/2024.</p>
+<p>RIDE {VERSION} was released on 21/July/2024.</p>
 <!-- <br/>
 <h3>May The Fourth Be With You!</h3>
 <h3>Celebrate the bank holiday, 10th June, Day of Portugal, Portuguese Communities and Camões!!</h3>

src/robotide/postinstall/__main__.py

@@ -328,7 +328,7 @@ def caller(frame, platform):
     return create_desktop_shortcut(platform, frame)
 
 
-def main(args):
+def main(*args):
     # Options
     global option_q
     global option_f

src/robotide/version.py

@@ -15,4 +15,4 @@
 #
 # Automatically generated by `tasks.py`.
 
-VERSION = 'v2.1a1'
+VERSION = 'v2.1a2'