dt-bindings: treewide: Update @st.com email address to @foss.st.com

Not all @st.com email address are concerned, only people who have
a specific @foss.st.com email will see their entry updated.
For some people, who left the company, remove their email.

Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Cc: Fabien Dessenne <fabien.dessenne@foss.st.com>
Cc: Christophe Roullier <christophe.roullier@foss.st.com>
Cc: Gabriel Fernandez <gabriel.fernandez@foss.st.com>
Cc: Lionel Debieve <lionel.debieve@foss.st.com>
Cc: Amelie Delaunay <amelie.delaunay@foss.st.com>
Cc: Pierre-Yves MORDRET <pierre-yves.mordret@foss.st.com>
Cc: Ludovic Barre <ludovic.barre@foss.st.com>
Cc: Christophe Kerello <christophe.kerello@foss.st.com>
Cc: pascal Paillet <p.paillet@foss.st.com>
Cc: Erwan Le Ray <erwan.leray@foss.st.com>
Cc: Philippe CORNU <philippe.cornu@foss.st.com>
Cc: Yannick Fertre <yannick.fertre@foss.st.com>
Cc: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Cc: Olivier Moysan <olivier.moysan@foss.st.com>
Cc: Hugues Fruchet <hugues.fruchet@foss.st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Acked-By: Vinod Koul <vkoul@kernel.org>
Acked-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20211110150144.18272-6-patrice.chotard@foss.st.com
Signed-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/display/bridge/snps,dw-mipi-dsi.yaml

@@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: Synopsys DesignWare MIPI DSI host controller
 
 maintainers:
-  - Philippe CORNU <philippe.cornu@st.com>
+  - Philippe CORNU <philippe.cornu@foss.st.com>
 
 description: |
   This document defines device tree properties for the Synopsys DesignWare MIPI

Documentation/devicetree/bindings/display/panel/orisetech,otm8009a.yaml

@@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: Orise Tech OTM8009A 3.97" 480x800 TFT LCD panel (MIPI-DSI video mode)
 
 maintainers:
-  - Philippe CORNU <philippe.cornu@st.com>
+  - Philippe CORNU <philippe.cornu@foss.st.com>
 
 description: |
              The Orise Tech OTM8009A is a 3.97" 480x800 TFT LCD panel connected using

Documentation/devicetree/bindings/display/panel/raydium,rm68200.yaml

@@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: Raydium Semiconductor Corporation RM68200 5.5" 720p MIPI-DSI TFT LCD panel
 
 maintainers:
-  - Philippe CORNU <philippe.cornu@st.com>
+  - Philippe CORNU <philippe.cornu@foss.st.com>
 
 description: |
   The Raydium Semiconductor Corporation RM68200 is a 5.5" 720x1280 TFT LCD

Documentation/devicetree/bindings/display/st,stm32-dsi.yaml

@@ -7,8 +7,8 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: STMicroelectronics STM32 DSI host controller
 
 maintainers:
-  - Philippe Cornu <philippe.cornu@st.com>
-  - Yannick Fertre <yannick.fertre@st.com>
+  - Philippe Cornu <philippe.cornu@foss.st.com>
+  - Yannick Fertre <yannick.fertre@foss.st.com>
 
 description:
   The STMicroelectronics STM32 DSI controller uses the Synopsys DesignWare MIPI-DSI host controller.

Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml

@@ -7,8 +7,8 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: STMicroelectronics STM32 lcd-tft display controller
 
 maintainers:
-  - Philippe Cornu <philippe.cornu@st.com>
-  - Yannick Fertre <yannick.fertre@st.com>
+  - Philippe Cornu <philippe.cornu@foss.st.com>
+  - Yannick Fertre <yannick.fertre@foss.st.com>
 
 properties:
   compatible: