Remove Gerrit reference (#453)

Fix chat handle

Signed-off-by: Ry Jones <ry@linux.com>

MAINTAINERS.md

@@ -3,42 +3,41 @@ Maintainers
 
 **Active Maintainers**
 
-| Name            | Gerrit     | GitHub    | Chat    | email
-|-----------------|------------|-----------|---------|----------------------
-| Alessandro Sorniotti | ale-linux | ale-linux | aso | <ale.linux@sopit.net>
-| Artem Barger    | c0rwin     | c0rwin    | c0rwin  | <bartem@il.ibm.com>
-| Binh Nguyen     | binhn      | binhn     | binhn   | <binh1010010110@gmail.com>
-| Chris Ferris    | ChristopherFerris | christo4ferris | cbf |  <chris.ferris@gmail.com>
-| Dave Enyeart   |  denyeart   |  denyeart  | dave.enyeart | <enyeart@us.ibm.com>
-| Gari Singh      | mastersingh24 | mastersingh24 | garisingh | <gari.r.singh@gmail.com>
-| Jason Yellick   | jyellick   |  jyellick  |  jyellick | <jyellick@us.ibm.com>
-| Jay Guo       |   guoger    |   guoger  |  guoger   | <guojiannan1101@gmail.com>
-| Jonathan Levi  |  JonathanLevi | hacera   |   JonathanLevi | <jonathan@hacera.com>
-| Kostas Christidis |  kchristidis | kchristidis | kostas  |  <kostas@gmail.com>
-| Manish Sethi   |  manish-sethi | manish-sethi | manish-sethi | <manish.sethi@gmail.com>
-| Matthew Sykes  |  sykesm    |   sykesm  |  sykesm   | <sykesmat@us.ibm.com>
-| Pam Andrejko  |   pama-ibm  |   pamandrejko | pandrejko | <pama@ibm.com>
-  Srinivasan Muralidharan | muralisr | muralisrini | muralisr | <srinivasan.muralidharan99@gmail.com>
-| Yacov Manevich |  yacovm    |   yacovm   |   yacovm   | <yacovm@il.ibm.com>
+| Name | GitHub | Chat | email
+|------|--------|------|----------------------
+| Alessandro Sorniotti | ale-linux | aso | <ale.linux@sopit.net>
+| Artem Barger | c0rwin | c0rwin | <bartem@il.ibm.com>
+| Binh Nguyen | binhn | binhn | <binh1010010110@gmail.com>
+| Chris Ferris | christo4ferris | cbf | <chris.ferris@gmail.com>
+| Dave Enyeart | denyeart | dave.enyeart | <enyeart@us.ibm.com>
+| Gari Singh | mastersingh24 | mastersingh24 | <gari.r.singh@gmail.com>
+| Jason Yellick | jyellick | jyellick | <jyellick@us.ibm.com>
+| Jay Guo | guoger | guoger | <guojiannan1101@gmail.com>
+| Jonathan Levi | hacera | JonathanLevi | <jonathan@hacera.com>
+| Kostas Christidis | kchristidis | kostas | <kostas@gmail.com>
+| Manish Sethi | manish-sethi | manish-sethi | <manish.sethi@gmail.com>
+| Matthew Sykes | sykesm | sykesm | <sykesmat@us.ibm.com>
+| Pam Andrejko | pamandrejko | pandrejko | <pama@ibm.com>
+| Srinivasan Muralidharan | muralisrini | muralisr | <srinivasan.muralidharan99@gmail.com>
+| Yacov Manevich | yacovm | yacovm | <yacovm@il.ibm.com>
 
 **Release Managers**
 
-| Name            | Gerrit     | GitHub    | Chat    | email
-|-----------------|------------|-----------|---------|----------------------
-| Chris Ferris  |  ChristopherFerris | christo4ferris | cbf  |   <chris.ferris@gmail.com>
-| Dave Enyeart  |  denyeart   |  denyeart | dave.enyeart | <enyeart@us.ibm.com>
-| Gari Singh   |  mastersingh24 | mastersingh24 | garisingh | <gari.r.singh@gmail.com>
+| Name | GitHub | Chat | email
+|------|--------|------|----------------------
+| Chris Ferris | christo4ferris | cbf | <chris.ferris@gmail.com>
+| Dave Enyeart | denyeart | dave.enyeart | <enyeart@us.ibm.com>
+| Gari Singh | mastersingh24 | mastersingh24 | <gari.r.singh@gmail.com>
 
 **Retired Maintainers**
 
-| Name            | Gerrit     | GitHub    | Chat    | email
-|-----------------|------------|-----------|---------|----------------------  
-| Gabor Hosszu     | hgabre    |   gabre   |    hgabor  |  <gabor@digitalasset.com>
-| Sheehan Anderson | sheehan   |  srderson |  sheehan  | <sranderson@gmail.com>
-|  Tamas Blummer  |  TamasBlummer | tamasblummer | tamas   |  <tamas@digitalasset.com>
-| Jim Zhang     |   jimthematrix | jimthematrix | jimthematrix | <jim_the_matrix@hotmail.com>
-| Yaoguo Jiang   |  jiangyaoguo | jiangyaoguo | jiangyaoguo | <jiangyaoguo@gmail.com>
-| Greg Haskins  |  greg.haskins | ghaskins  |  ghaskins | <gregory.haskins@gmail.com>
-| Keith Smith  |   smithbk   |  smithbk  |  smithbk  | <bksmith@us.ibm.com>
-
+| Name | GitHub | Chat | email
+|------|--------|------|----------------------
+| Gabor Hosszu | gabre | hgabor | <gabor@digitalasset.com>
+| Sheehan Anderson | srderson | sheehan | <sranderson@gmail.com>
+| Tamas Blummer | tamasblummer | tamas | <tamas@digitalasset.com>
+| Jim Zhang | jimthematrix | jimthematrix | <jim_the_matrix@hotmail.com>
+| Yaoguo Jiang | jiangyaoguo | jiangyaoguo | <jiangyaoguo@gmail.com>
+| Greg Haskins | ghaskins | ghaskins | <gregory.haskins@gmail.com>
+| Keith Smith | smithbk | smithbk | <bksmith@us.ibm.com>